Factor 2 2 out of 2x+2⋅4 2 x + 2 ⋅ 4. Use the vertex form, y = a(x−h)2 +k y = a ( x - h) 2 + k, to determine the values of a a, h h, and k k.5|6x - 2| = 3. Select two x x values, and plug them into the equation to find the corresponding y y values. Parabola, Finding the Vertex : 4.2 Solving x2-x-8 = 0 by Completing The Square . Solve by Factoring 6x^2+2x-8=0. 2x − 8 2 x - 8. Free inequality calculator - step-by-step solutions to help solve inequalities. 2^2. Factor the polynomial into (x - 4) and (x - 2) Step 2. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. Take −8 to the right: x2 +2x = 8. y = 0 y = 0. Matrix. The given solution set is x>-4 and x<2. 3x2 − 2x − 8 = 0 3 x 2 - 2 x - 8 = 0. Finally, the y-intercept can be found by letting #x=0#: #0^2-2(0)-8=-8# The y-intercept is #(0,-8)#. Solve for x 0. ⇒ (3x + 4)(x - 1) = 0 Solve by Factoring x^3-5x^2+2x+8=0. Learn more about: Step-by-step solutions Calculator Use. Also the -8 is the constant in x²-2x-8=0, so it is c. Simplify ±√8 ± 8. Step 2. Middle School Math Solutions - Inequalities Calculator. Think of how many times 2 needs to be multiplied in order to get eight. Arithmetic. You will get the final answer in inequality form and interval notation. Ex 2. Example: 2x-1=y,2y+3=x. Factor out the greatest common factor from each group. (x_8)=36/. If any individual factor on the left side of the equation is equal to 0 0, the entire expression will be equal to 0 0.a 2 )c a ( 4 - 2 b ± b - a2 )ca(4− 2b√±b− . Factor using the rational roots test. To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of b b. Starting at $5. Take the specified root of both sides of the equation to eliminate the exponent on the left side. Similarly, 2fy = 0 Free functions vertex calculator - find function's vertex step-by-step. Solve your math problems using our free math solver with step-by-step solutions. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more. Tap for more steps Step 1. The Factoring Calculator transforms complex expressions into a product of simpler factors.stoor xelpmoc dna laer rof noitauqe deretne eht evlos ot alumrof citardauq eht gnisu krow wohs lliw noitulos rotaluclac ehT . 查看解决方案步骤. x<-2 and x<4. Solve x^2+3x-8=0 | Microsoft Math Solver. Copied to clipboard. Differentiation.Algebra Solve for x 2x-8=0 2x − 8 = 0 2 x - 8 = 0 Add 8 8 to both sides of the equation. x2 = 8 x 2 = 8. ⇒ 3x² - 3x + 4x - 4 = 0. Tap for more steps 2(x+2)(x −2) = 0 2 ( x + 2) ( x - 2) = 0 If any individual factor on the left side of the equation is equal to 0 0, the entire expression will be equal to 0 0. A student performed the following steps to find the solution to the equation X2 - 2x - 8 = 0. x−2 = 0 x - 2 = 0. How to Use the Calculator Type your algebra problem into the text box. Tap for more steps (x−4)(x+ 2) = 0 ( x - 4) ( x + 2) = 0. Learn the basics, check your work, gain insight on different ways to solve problems. x−2 = 0 x - 2 = 0. Step 1: Guess one root. Solve your math problems using our free math solver with step-by-step solutions. Replace the variable with in the expression. x2 − 8 = 0 x 2 - 8 = 0. x2 − 2x = 8 x 2 - 2 x = 8.rotcaF .1. The discriminant can be used to characterize the solutions of the equation as: 1) Δ > 0 two separate real solutions; 2) Δ = 0 two coincident real solutions (or one repeated root); 3) Δ < 0 no real solutions.667 x = 5 Step by step solution : Step 1 :Equation at the end of step 1 : (3x2 + 2x) - 85 = 0 Step 2 :Trying to factor by splitting 2x2+2x-8=0 Two solutions were found : x = (-1-√17)/2=-2. Tap for more steps (x−4)(x+ 2) = 0 ( x - 4) ( x + 2) = 0. List all found solutions. 6x2 + 2x − 8 = 0 6 x 2 + 2 x - 8 = 0. Examples. Linear equation. Free Algebraic Properties Calculator - Simplify radicals, exponents, logarithms, absolute values and complex numbers step-by-step. Algebra. Factor. Use the slope-intercept form to find the slope and y-intercept. 求解. Factor. y = 2x − 8 y = 2 x - 8. x = ±√8 x = ± 8.1. Substitute the values a = 1 a = 1, b = 0 b = 0, and c = −8 c = - 8 into the quadratic formula and solve for x x. en. Get help on … In mathematics, a polynomial is an expression consisting of indeterminates and coefficients, that involves only the operations of addition, subtraction, multiplication, and positive … Quadratic equation x2 − 4x − 5 = 0 Trigonometry 4sinθcosθ = 2sinθ Linear equation y = 3x +4 Arithmetic 699 ∗533 Matrix [ 2 5 3 4][ 2 −1 0 1 3 5] Simultaneous equation { 8x + 2y = … 2(x + 8) = 36. x2 − 4x − 8 = 0 x 2 - 4 x - 8 = 0. Use the slope-intercept form to find the slope and y-intercept. Tap for more steps 2(x−1)(3x+4) = 0 2 ( x - 1) ( 3 x + 4) = 0. Therefor, the 2 real roots are: 2 and -4. Factor. Tap for more steps 2x = 12 2 x = 12. Step 1. 3x2 + 2x − 8 3 x 2 + 2 x - 8. Tap for more steps y = 2− x 2 y = 2 - x 2. (x+1) (x+2) (Simplify Example), 2x^2+2y @ x=5, y=3 (Evaluate Example) y=x^2+1 (Graph Example), 4x+2=2 (x+6) (Solve Example) Algebra Calculator is a … Solve your math problems using our free math solver with step-by-step solutions. Solve for x. Set x−8 x - 8 equal to 0 0 and solve for x x. Step 1. Solve by Factoring x^3+2x^2-4x-8=0. Step-by-step explanation: The given quadratic equation is : 6x² + 2x - 8 = 0. Find 2 real roots knowing sum (-b = -2) and product (c = -8). Online math solver with free step by step solutions to algebra, calculus, and other math problems. x2 - 2x - 8 Let p(x) = x2 - 2x - 8 Zero of the polynomial is the value of x where p(x) = 0 Putting p(x) = 0 x2 - 2x - 8 = 0 We find roots using splitting Solve Using the Quadratic Formula 2x^2-x-2=0. Simultaneous equation. Algebra. Tap for more steps Step 3. Tap for more steps Arithmetic. The last term, "the constant", is +8. −b±√b2 −4(ac) 2a - b ± b 2 - 4 ( a c) 2 a Substitute the values a = 1 a = 1, b = −2 b = - 2, and c = −8 c = - 8 into the quadratic formula and solve for x x. h = −1 h = - 1. 求解 x^2-2x-8=0 | Microsoft Math Solver. X-4 = 0 and x - 2 = 0 Step 3. 100. Centre is (-g, -f) radius = √g²+f²-C; Given a circle whose equation is . Get help on the web or with our math app. Solve your math problems using our free math solver with step-by-step solutions. Trigonometry. 1: 2: 3: 4: 5: 6: 7: 8: 9: 0. Examples.0000 i Step by step solution : Step 1 :Equation at the end of step 1 : (((x3) - 2x2) + 4x) - 8 Share.10. Add the term to each side of the equation. Solve by Factoring 6x^2+2x-8=0. Integration.9. ⇒ 3x(x - 1) + 4(x - 1) = 0. x+2 … Calculate it! Examples: 1+2 , 1/3+1/4 , 2^3 * 2^2. AJ Speller Sep 13, 2014 The x-intercepts are the ordered pairs that have values of 0 for the y-values. Solve. It can factor expressions with polynomials involving any number of vaiables as well as more complex functions. Solve for y y. 2(x+4) 2 ( x + 4) Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math Graph y=x^2-2x-8. (b 2)2 = (−4)2 ( b 2) 2 = ( - 4) 2. This last sum is (-2 = -b).2 Solving x2+x+8 = 0 by Completing The Square . It can factor expressions with polynomials involving any number of vaiables as well as more complex functions. Step 1. Now the clever bit: Take the coefficient of x , which is 2 , divide by two, giving 1 , and finally square it giving 1. 2x+2⋅4 2 x + 2 ⋅ 4. x = ±√8 x = ± 8. For any term t except 0, t^{0}=1. The value at is . Quadratic equation x2 − 4x − 5 = 0 Trigonometry 4sinθcosθ = 2sinθ Linear equation y = 3x +4 Arithmetic 699 ∗533 Matrix [ 2 5 3 4][ 2 −1 0 1 3 5] Simultaneous equation { 8x + 2y = 46 7x + 3y = 47 Differentiation dxd (x −5)(3x2 −2) Integration ∫ 01 xe−x2dx Limits x→−3lim x2 +2x −3x2 −9 More Examples Pre-Algebra In mathematics, a polynomial is an expression consisting of indeterminates and coefficients, that involves only the operations of addition, subtraction, multiplication, and positive-integer powers of variables. 3x+4 = 0 3 x + 4 = 0.9. Linear equation. Trigonometry. Solve for x e^ (2x)-2e^x-8=0. x2 +2x + 1 = 8 + 1. Select two x x values, and plug them into the equation to find the corresponding y y values. 1±√(−1)2 −4 ⋅(2⋅−2) 2⋅2 1 0 users composing answers. f (x) = x2 + 2x − 8 f ( x) = x 2 + 2 x - 8. (b 2)2 = (3)2 ( b 2) 2 = ( 3) 2. x3 + 4x2 − 2x − 8 = 0 x 3 + 4 x 2 - 2 x - 8 = 0. Get Step by Step Now. to the left side of the.t. Write the point slope form of the equation. g = -1.3. Solve for x 2x-4=8. Factor out of . Step 8. 2x2 + 5x − 8 = 0 2 x 2 + 5 x - 8 = 0. The solutions for the equation are color (blue) (x=2 , color (blue) (x=-4 x^2 + 2x - 8 = 0 We can Split the Middle Term of this Arithmetic.562 Step by step solution : Step 1 :Equation at the end of step 1 : (2x2 + 2x) - 8 Precalculus. Find the properties of the given parabola. Best Answer #2 +1006 +8 . The middle term is, +2x its coefficient is 2 . −b±√b2 −4(ac) 2a - b ± b 2 - 4 ( a c) 2 a. ⇒ x-4 x + 2 = 0. 2. Step 1. We could also write the equation in equivalent forms y + 2x = 8, 2x + y = 8, or 2x + y - 8 = 0. Get help on the web or with our math app. Matrix. Substitute the values a = 1 a = 1, b = −1 b = - 1, and c = −8 c = - 8 into the quadratic formula and solve for x x. Factor pairs of (c = -8) --> (-2, 4) (2, -4). y-intercept: (0,−8) ( 0, - 8) Any line can be graphed using two points. y = 2x − 8 y = 2 x - 8. Now the clever bit: Take the coefficient of x , which is 2 , divide by two, giving 1 , and finally square it giving 1.. Use the slope-intercept form to find the slope and y-intercept. Algebra. Solve for x x = −2 x = 4 Steps Using Factoring Steps Using Factoring By Grouping Steps Using the Quadratic Formula Steps for Completing the Square Steps Using Direct Factoring Method View solution steps Graph Graph Both Sides in 2D Graph in 2D Quiz Quadratic Equation x2−2x−8 = 0 Similar Problems from Web Search Online math solver with free step by step solutions to algebra, calculus, and other math problems. 2 . Tap for more steps x = 4 x = 4 Quadratic equation Trigonometry Linear equation Arithmetic Matrix Simultaneous equation Differentiation Integration Limits Online math solver with free step by step solutions to algebra, calculus, and other math problems. (x−8)(x2 −1) = 0 ( x - 8) ( x 2 - 1) = 0 The center of the circle lies on the x-axis; The radius of the circle is 3 units. Tap for more steps 2(3x2 + x−4) = 0 2 ( 3 x 2 + x - 4) = 0. in Step 1 C., < > ≤: ≥ ^ √: ⬅: : F _ ÷ | (* / ⌫ A: ↻: x: y = +-G Algebra Solve by Factoring x^2+2x-8=0 x2 + 2x − 8 = 0 x 2 + 2 x - 8 = 0 Factor x2 + 2x−8 x 2 + 2 x - 8 using the AC method. Precalculus questions and answers. 4±√(−4)2 −4 ⋅(1⋅−8) 2⋅1 4 See a solution process below: Explanation: To graph each line we need to find two points of solution for the equation, map the points then draw a line through the two points: Equation 1 For x= −2 12x+4y=80 Geometric figure: Straight Line Slope = -6. Set x x equal to 0 0. Where: a = 1, b = −1 and c = −2. Simplify ±√8 ± 8. −b±√b2 −4(ac) 2a - b ± b 2 - 4 ( a c) 2 a. Factor 2 2 out of 8 8. Use the improved quadratic formula (Socratic, Google Search). ↓ x − 3 = 0 x = 3.1 Factoring 7x2+2x+8. ⇒ 3x(x - 1) + 4(x - 1) = 0. Then there isn't a -8 in the vertex form, (x-1)² - 9 = 0 And (x-1)² - 9 tells us there are no stretches or shrinks, the graph is just the normal x² graph moved right 1 and down 9 units. 因式分解的步骤.1. 3x+4 = 0 3 x + 4 = 0. 2x + 8 2 x + 8. 699 * 533.1. x2+2x-8=0 Two solutions were found : x = 2 x = -4 Step by step solution : Step 1 :Trying to factor by splitting the middle term 1. x = 0 x = 0. Evaluate. If any individual factor on the left side of the equation is equal to 0 0, the entire expression will be equal to 0 0. For a polynomial of the form ax2 +bx+ c a x 2 + b x + c, rewrite the middle term as a sum of two terms whose product is a⋅c = 3⋅−8 = −24 a ⋅ c = 3 ⋅ - 8 = - 24 and whose sum is b = 2 b = 2. y = x2 +2x−8 y = x 2 + 2 x - 8.0000 + 2. x^2-x-2. Multiple Options Available. Model # 2P020810S4. (x − 8) (x + 2) = 0 ( x - 8) ( x + 2) = 0. View solution steps. 3x2 − 2x − 8 = 0 3 x 2 - 2 x - 8 = 0. Free quadratic equation calculator - Solve quadratic equations using factoring, complete the square and the quadratic formula step-by-step. x 2-2 x-8 = 0. Get step-by-step answers and hints for your math homework problems. x + 1 = ± 3. x_8 View solution steps Evaluate Quiz Polynomial 5 problems similar to: Share Examples Quadratic equation Trigonometry Linear equation Arithmetic Matrix Simultaneous equation Differentiation Integration Limits Solve Using the Quadratic Formula x^2-2x-8=0 x2 − 2x − 8 = 0 x 2 - 2 x - 8 = 0 Use the quadratic formula to find the solutions. 2^2. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more.562 Step by step solution : Step 1 :Equation at the end of step 1 : (2x2 Precalculus. If any individual factor on the left side of the equation is equal to 0 0, the entire expression will be equal to 0 0.66667 y-intercept = 20/1 = 20. Steps Using Direct Factoring Method. Factor 2 2 out of 6x2 +2x−8 6 x 2 + 2 x - 8. x2 − 2x = 0 x 2 - 2 x = 0. Factor by grouping. If a polynomial function has integer coefficients, then every rational zero will have the form where is a factor of the constant and is a factor of the leading GCD of x^4+2x^3-9x^2+46x-16 with x^4-8x^3+25x^2-46x+16; quotient of x^3-8x^2+17x-6 with x-3; remainder of x^3-2x^2+5x-7 divided by x-3; roots of x^2-3x+2; View more examples; Access instant learning tools. Tap for more steps x = 6 x = 6. Steps for Completing the Square. Factor out the greatest common factor from each group. Simplify ±√8 ± 8. −4,2 - 4, 2. The calculator solution will show work using the quadratic formula to solve the entered equation for real and complex roots. Wood Species: Southern yellow pine. Tap for more steps 3x2 − 4x+6x−8 3 x 2 - 4 x + 6 x - 8. Move all terms not containing x x to the right side of the equation. x−8 = 0 x - 8 = 0. x→−3lim x2 + 2x − 3x2 − 9. Simplify 2x-8. Step 2. Algebra. Related Symbolab blog posts. The solutions are found using the formula. Get Step by Step Now. Add 8 8 to both sides of the equation. $\exponential { (x)} {2} - 2 x - 8 = 0 $. Steps for Completing the Square. For chemistry, calculus, algebra, trigonometry, equation solving, basic math and more. Step 9. We know that the zeroes of a polynomial are evaluated by equating them with zero. An example with three indeterminates is x³ + 2xyz² − yz + 1. Integration. 2x2-x-3=0 Two solutions were found : x = -1 x = 3/2 = 1. Arithmetic. Get help on the web or with our math app. Get math help in your language. Step 2. Enter a problem Cooking Calculators. Evaluate.1. ⇒ x = 4,-2. Since D < 0, there are no real roots. Step 2.00000 Rearrange Solving 3x 2-2x-8 = 0 directly .

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Algebra. Whenever two terms are multiplied together to x3-2x2+4x-8=0 Three solutions were found : x = 2 x= 0. Solve your math problems using our free math solver with step-by-step solutions. 22 2 2. What is known as inequality? A mathematical expression in which left hand side is not equal to right hand side is known as inequality. x−2 = 0 x - 2 = 0. Tap for more steps (ex − 4)(ex +2) = 0 ( e x - 4) ( e x + 2) = 0.333 x = 2 Step by step solution : Step 1 :Equation at the end of step … Factor. Answer link. y = 3x + 4. Matrix. Learn the basics, check your work, gain insight on different ways to solve problems. Solve by Completing the Square x^2+6x+8=0. Applying the zero product property, we get two separate equations: x + 2 = 0; x + 8 = 0; Solving these equations gives us the This is how the solution of the equation 2 x 2 − 12 x + 18 = 0 goes: 2 x 2 − 12 x + 18 = 0 x 2 − 6 x + 9 = 0 Divide by 2. e2x − 2ex − 8 = 0 e 2 x - 2 e x - 8 = 0. Free Polynomial Standard Form Calculator - Reorder the polynomial function in standard form step-by-step. An example of a polynomial of a single indeterminate x is x² − 4x + 7. Use the quadratic formula to find the solutions. Quadratic equation { x } ^ { 2 } - 4 x - 5 = 0. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more.2. Limits. Differentiation. x = 4 and x = 2 A. For chemistry, calculus, algebra, trigonometry, equation solving, basic math and more. Rational Number: Numbers that can be written as a fraction.. Replace the variable with in the expression. To use the direct factoring method, the equation must be in the form x^2+Bx+C=0. Add 8 to both side of the equation : x2+2x = 8. Step-by-step explanation: The given quadratic equation is : 6x² + 2x - 8 = 0. Answer link Step 1: Enter the expression you want to factor in the editor. Tap for more steps Step 1. Solve by Factoring 3x^2-2x-8=0. So we have (x + 4) (x - 2) = 0. Find My Store. Get step-by-step answers and hints for your math homework problems.1 Factoring x2+2x-8 The first term is, x2 its 2x2+2x-8=0 Two solutions were found : x = (-1-√17)/2=-2. x2 − 2x−8 = 0 x 2 - 2 x - 8 = 0. Factor the polynomial by factoring out the greatest common factor, x−8 x - 8. x2−x−2 x 2 - x - 2. Solve for x (x-8) (x+2)=0. Select two x x values, and plug them into the equation to find the corresponding y … Algebra. 使用配方法的步骤. in Step 3 Find the Vertex f (x)=x^2+2x-8. x = ±√8 x = ± 8. Steps Using the Quadratic Formula. Publicidad Publicidad Nuevas preguntas de Matemáticas. Factor by grouping. Factoring Calculator. ±8,±4,±2,±1 . Tap for more steps 2(x+2)(x −2) = 0 2 ( x + 2) ( x - 2) = 0 If any individual factor on the left side of the equation is equal to 0 0, the entire expression will be equal to 0 0. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more. Tap for more steps x2 − 8x = 0 x 2 - 8 x = 0. (x +1)2 = 9. Solve by Completing the Square 2x^2+5x-8=0. x2 − 2x − 8 x 2 - 2 x - 8. Again, let me know if you have any questions about my answer.alumroF citardauQ eht gnisu yb dna erauqS ehT gnitelpmoC yb noitauqe eht evlos won su tel . Steps Using Direct Factoring Method. Rewrite the equation in vertex form. y-intercept: (0,−8) ( 0, - 8) Any line can be graphed using two points. Solve by Factoring x^2-6x+8=0. To solve a cubic equation, the best strategy is to guess one of three roots. k = −9 k = - 9. XXX = ± √−32 2 = ± 4√2xi 2 = ± 2√2xi.)6-,7( hguorht sessap ;8-x2/1=y enil eht ot ralucidnepreP :ofni erom rof dna ecruoS 8 ,2 = x 8 = x . Factor the polynomial. Calculation: Given: 4x - 6. Substitute the values a = 1 a = 1, b = −8 b = - 8, and c = 0 c = 0 into the Linear equation. with solutions: XXXx = −0 ± √02 −4 ⋅ 1 ⋅ 8 2 ⋅ 1. ⇒ 3x² + x - 4 = 0. Consider the form x2 + bx+c x 2 + b x + c. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more. ⇒ 2 × (3x² + x - 4) = 0. Tap for more steps 2(x−1)(3x+4) = 0 2 ( x - 1) ( 3 x + 4) = 0. The equation 5|-3. Please check the expression entered or try another topic. If any individual factor on the left side of the equation is equal to 0 0, the entire expression will be equal to 0 0. Write the factored form using these integers. 2x−8 2 x - 8. y … Solve by Factoring x^3-5x^2+2x+8=0. Study with Quizlet and memorize flashcards containing terms like What are the solutions of 3 (x - 4) (2x - 3) = 0? Check all that apply. Solve for x x^2=8. 2x = 8 2 x = 8 Divide each term in 2x = 8 2 x = 8 by 2 2 and simplify. About quadratic equations Quadratic equations have an x^2 term, and can be rewritten to have the form: a x 2 + b x + c = 0. = (2)2 − (4 ⋅ 1 ⋅ ( −8)) = 4 + 32 = 36. For example, $$$ 0. Graph y=2x-8. If any individual factor on the left side of the equation is equal to 0 0, the entire expression will be equal x2+2x-8=0 Two solutions were found : x = 2 x = -4 Step by step solution : Step 1 :Trying to factor by splitting the middle term 1.1x + 6. represents the given solution set. Step 2. ⇒ x 2-2 x-8 = 0. Ex 4. The Factoring Calculator transforms complex expressions into a product of simpler factors. Step 2. D = d2 = b2 − 4ac = 1 − 64 = − 63. For math, science, nutrition, history Pre-Algebra. Differentiation. Limits. If any individual factor on the left side of the equation is equal to 0 0, the entire expression will be equal to 0 0. For example: x2 −x −2 = 0.0 = 4 - x + ²x3 ⇒ .3. Tap for more steps Explanation: Solve y = x2 +2x − 8. Use the slope-intercept form to find the slope and y-intercept. Set equal to . Tap for more steps Step 1. Dressing: S4S. 6x2 + 2x − 8 = 0 6 x 2 + 2 x - 8 = 0. In other words, we can set x −2 equal to zero and x − 8 equal to zero to get. Shifting the chromaticity coordinates to (0.8. Please use at your own risk, and please alert us if something isn't working.11. Free zero exponent rule calculator - apply the zero exponent rule step-by-step. Algebra. Substitute the values a = 1 a = 1, b = −4 b = - 4, and c = −8 c = - 8 into the quadratic formula and solve for x x. Limits. x2 − x − 8 = 0 x 2 - x - 8 = 0. Tap for more steps 99. Solve Quadratic equations x2-2x-8=0 Tiger Algebra Solver Enter an equation or problem Solution - Quadratic equations x 2 − 2 x − 8 = 0 x = 4 x = − 2 See steps Step by Step Solution Reformatting the input : Changes made to your input should not affect the solution: (1): "x2" was replaced by "x^2". x+2 = 0 x + 2 = 0 x−2 = 0 x - 2 = 0 Set x+2 x + 2 equal to 0 0 and solve for x x. ∴ p x = 0. Algebra. Subtract 8 8 from both sides of the equation. 2x2 + 5x = 8 2 x 2 + 5 x = 8. Since this equation is already set equal to 0, our first step is to factor the left side. 2-in x 8-in x 10-ft Southern Yellow Pine Kiln-dried Lumber. Tap for more steps 99. Tap for more steps Slope: 2 2. to both sides of the. ⇒ (3x + 4)(x - 1) = 0 2x_{8}^{0} Subtract 1 from 1. Algebra. Divide each term in 2x2 + 5x = 8 2 x 2 + 5 x = 8 by 2 2 and simplify. Get help on the web or with our math app. in Step 2 B. Use the quadratic formula to find the solutions. Graph each side of the equation. By Rational Root Theorem, all rational roots of a polynomial are in the form \frac{p}{q}, where p divides the Algebra Examples. Simultaneous equation. Solve x^2+7x-8=0 | Microsoft Math Solver. Add 8 to both side of the equation : x2-x = 8.000 x-intercept = 20/3 = 6. Add 8 8 to both sides of the equation. Solve.2| = -1 has no solution. ⇒ t2 - The rule for solving a polynomial equation is to first set it equal to 0, then factor.500 x = 11 Rearrange: Rearrange the equation by subtracting what is Explanation: y = 2x2 −x +8 = 0.2 Solving x2+2x-8 = 0 by Completing The Square . Plot kept under wraps. Therefore, since 3 '2's were used, x = 3. Add 1/4 to both sides of the equation : 3x2+2x-85=0 Two solutions were found : x = -17/3 = -5. ⇒ 2 × (3x² + x - 4) = 0. Therefor, the 2 real roots are: 2 and -4. Tap for more steps Step 1. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. Works in Spanish, Hindi, German, and more. Use the quadratic formula to find the solutions. To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of b b. Use the quadratic formula to find the solutions.. Tap for more steps Step 1. Option A: (x+2)(x-4)<0. Simultaneous equation.75 $$$, which can be written as $$$ \frac{3}{4} $$$, and $$$ 5 $$$, which can be written as $$$ \frac{5}{1} $$$, are rational numbers. x2−x−2 x 2 - x - 2. To factor x 2 + 2x - 8, we need the factors of -8 that add to +2, which are +4 and -2. 2x + 8 2 x + 8. Quadratic equations such as this one can be solved by a new direct factoring method that does not require guess work. ⇒ 3x² - 3x + 4x - 4 = 0. Nothing further can be done with this topic. The value at is . This equation is already in standard form. Add 1 to both sides of the equation : On the right hand side we have : 8 + 1 or, (8/1)+ (1/1) y = 2x− 8 y = 2 x - 8. The equation 3. −b±√b2 −4(ac) 2a - b ± b 2 - 4 ( a c) 2 a. To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of b b. Add 8 to both side of the equation : x2-2x = 8.14) and (0. Get immediate feedback and guidance with step-by-step solutions and Wolfram Problem Generator. Take the specified root of both sides of the equation to eliminate the exponent on the left side. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. The student did not make any mistakes, the solution is correct D. Step-2 : Find two factors of 56 whose sum equals the coefficient of the middle term, which is 2 . 22 2 2. Steps Using Factoring By Grouping. Starting at $5. Drying Method: Kiln-dried. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. Solve by Completing the Square x^2-8x-8=0. Algebra. Tap for more steps Step 1. x2 + 6x = −8 x 2 + 6 x = - 8. 2 (x+8)=36 One solution was found : x = 10 Rearrange: Rearrange the equation by subtracting what is to the right of … 3x2 − 2x − 8 = 0. Solve for x. Example: 4x^2-2x-1=0. Step 8. Step 1.2. Quadratic Formula. Factor the left side of the equation. Add the term to each side of the equation.. Add 8 8 to both sides of the equation. y-intercept: (0,−8) ( 0, - 8) Any line can be graphed using two points. The given polynomial is x 2-2 x-8.1.1. You can plot the bolded points, which will be able to create a decent outline of the parabola, If you need them, you can plot other points on the graph, such as #(2,-8)#, #(-1,-5)#, and Solve the equation x^{2}-2x-8=0 when ± is plus and when ± is minus. 2\times 1 . Quadratic equation { x } ^ { 2 } - 4 x - 5 = 0. View solution steps. Solve by Factoring x^3+4x^2-2x-8=0.20) into the deep blue, the Purcell-enhanced devices achieve 10-14 times improvement over similarly deep blue PHOLEDs, with one 베데스다 Solve Using the Quadratic Formula x^2-x-8=0. x=2sqrt (2)color (white) ("x")icolor (white) ("XXX")orcolor (white) ("XXX")x=-2sqrt (2)color (white) ("x")i (see below for use of the quadratic formula) Standard quadratic form 2x-8=0 2x=8 (se pasa al otro lado cambiando de signo) x=8/2 (el 2 pasa a dividir) x=4 Publicidad Publicidad santi3pulgarin santi3pulgarin La respuesta de esta ecuacion es 4. Algebra.00/month.9| = -3. Free factoring calculator - Factor quadratic equations step-by-step The student has asked for the solutions to the quadratic equation x² + 10x + 16 = 0. Solve for x. Solve. x2 − 2x − 8 > 0 x 2 - 2 x - 8 > 0. The equation is of the form ax2 + bx + c = 0 where: a = 1,b = 2,c = − 8. 2x − 4 = 8 2 x - 4 = 8. Tap for more steps (x−4)(x− 2) = 0 ( x - 4) ( x - 2) = 0. Tap for more steps x2(x+ 4)−2(x+4) = 0 x 2 ( x + 4) - 2 ( x + 4) = 0. Solve by Factoring x^2-2x=0.1. Add the term to each side of the equation. Step 2. Use the quadratic formula to find the solutions.0000 - 2. Integration. Step 2: Click the blue arrow to submit. The factored form is : (3x + 4)(x - 1) = 0.2x + 8 = 0 Let 2x = t, Then the given quadratic equation can be represented as: t2 - 6t + 8 = 0. 2±√(−2)2 −4 ⋅(3⋅ Example: 3x^2-2x-1=0 (After you click the example, change the Method to 'Solve By Completing the Square'.562 x = (-1+√17)/2= 1. Steps for Completing the Square.14, 0. 2. If a polynomial function has integer coefficients, then every rational zero will have the form where is a factor of the constant and is a factor of the leading GCD of x^4+2x^3-9x^2+46x-16 with x^4-8x^3+25x^2-46x+16; quotient of x^3-8x^2+17x-6 with x-3; remainder of x^3-2x^2+5x-7 divided by x-3; roots of x^2-3x+2; View more examples; Access instant learning tools.; The radius of this circle is the same as the radius of the circle whose equation is x² + y² = 9. To find the factored form : 6x² + 2x - 8 = 0. All terms originally had a common factor of 2 , so we divided all sides by 2 —the zero side remained zero—which made the factorization easier. 3. Find the properties of the given parabola. Add to both sides of the equation. Learn more about: Step-by-step … Calculator Use. Convert the inequality to an equation. x2 = 8 x 2 = 8. x = 2, 8 Separate your terms: (x - 2) = 0 Add 2 to each side. Answer link. Factor x2 − 2x−8 x 2 - 2 x - 8 using the AC method. Factor out of . Integration. Rewrite the equation in vertex form. Tap for more steps y = − 1 2x+2 y = - 1 2 x + 2. 3x2 − 2x − 8 = 0 3 x 2 - 2 x - 8 = 0. Substitute the values a = 3 a = 3, b = −2 b = - 2, and c = −8 c = - 8 into the quadratic formula and solve for x x. 4 x 2 = 8 . 5 cm 6 cm F IP 96 12 cm -7 cm- 25 cm -8 cm Two numbers r and s sum up to -2 exactly when the average of the two numbers is \frac{1}{2}*-2 = -1. Solve by Factoring 2x^2-8=0. Write the equation of the line with a slope of -2/3 and goes through the point (9,8) In this video we'll follow a clear set of steps for writing the factors for the equation x^2 - 2x - 8 = 0. Solve by Factoring 3x^2-2x-8=0.562 x = (-1+√17)/2= 1. Factor using the rational roots test. Copy.1. x2 + 2x − 8 = 0 x 2 + 2 x - 8 = 0.1.

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Tap for more steps x = … Free math problem solver answers your algebra homework questions with step-by-step explanations. Step 3: Verification. −b±√b2 −4(ac) 2a - b ± b 2 - 4 ( a c) 2 a. To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of b b. Solve Quadratic Equation by Completing The Square. Now the clever bit: Take the coefficient of x , which is 1 , divide by two, giving 1/2 , and finally square it giving 1/4. Limits. Tap for more steps 2(3x2 + x−4) = 0 2 ( 3 x 2 + x - 4) = 0. x2 − 8 = 0 x 2 - 8 = 0. Enter the expression you want to factor in the editor. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more. If any individual factor on the left side of the equation is equal to 0 0, the entire expression will be equal to 0 0.r. Take 2 common from the above equation. The 2 real roots have opposite signs because ac < 0 Find 2 real roots knowing sum (-b = -2) and product (c = -8). We have an expert-written solution to this problem! Study with Quizlet and memorize flashcards containing terms like Which statement is true? The equation -3|2x + 1. 0±√02 −4⋅(1 ⋅−8) 2⋅1 0 ± 0 2 - 4 ⋅ 3.0000 i x= 0. r + s = 2 rs = -8. Solve by Factoring x^2-8=0. Tap for more steps x(x−2) = 0 x ( x - 2) = 0. Find a pair of integers whose product is c c and whose sum is b b. Tap for more steps x2(x− 8)−(x−8) = 0 x 2 ( x - 8) - ( x - 8) = 0. Tap for more steps Step 1. The final solution is all the values that make true. Tap for more steps (x−2)(x+ 4) = 0 ( x - 2) ( x + 4) = 0 If any individual factor on the left side of the equation is equal to 0 0, the entire expression will be equal to 0 0. To create a trinomial square on the left side of the equation Explanation: x2 +2x − 8 = 0. Select two x x values, and plug them into the equation to find the corresponding y y values. Get the centre of the circle. Factor x^2-2x-8.11. Tap for more steps x = −2 x = - 2 Solve 2x8= | Microsoft Math Solver Solve Differentiate w. Step 2: Solve to find the zeroes. x2 − 8x = 8 x 2 - 8 x = 8. Factor. Example: 2x^2=18. y-intercept: (0,−8) ( 0, - 8) Any line can be graphed using two points.25-in x 16.1 Find the Vertex of y = 3x 2-2x-8 Algebra. Add 1 to both sides of the equation : On the right hand side we have : 8 + 1 or, (8/1)+ (1/1) Factor 3x^2+2x-8. y = 2x− 8 y = 2 x - 8. Since both terms are perfect squares, factor using the difference of squares formula, where and . x2 + 6x + 8 = 0 x 2 + 6 x + 8 = 0. Solve Using the Quadratic Formula 3x^2-2x-8=0. XXX → 1x2 + 0 ⋅ x + 8 = 0. 3x2-2x-8=0 Two solutions were found : x = -4/3 = -1. Thus, a line with slope -2 that passes through the point (2, 4) has the equation y = -2x + 8.12. Need more problem types? Solve Quadratic Equation by Completing The Square. 2x + 4y = 8 2 x + 4 y = 8. 1±√(−1)2 −4 ⋅(1⋅−8) 2⋅1 1 ± Solve x^2+2x-8=0 | Microsoft Math Solver Solve Solve for x Steps Using Factoring Steps Using Factoring By Grouping Steps Using the Quadratic Formula Steps for Completing the Square Steps Using Direct Factoring Method View solution steps Graph Graph Both Sides in 2D Graph in 2D Quiz Quadratic Equation 5 problems similar to: 2x^{2}-8x+8=0. Solve your math problems using our free math solver with step-by-step solutions. The final answer is . (x+4)(x2 −2) = 0 ( x + 4) ( x 2 - 2) = 0. 100. Get help on the web or with our math app. x ^ 2 +2x -8 = 0 Quadratic equations such as this one can be solved by a new direct factoring method that does not require guess work. Tap for more steps (3x+4)(x −2) = 0 ( 3 x + 4) ( x - 2) = 0. Factor 2 2 out of 2x+2⋅4 2 x + 2 ⋅ 4. The Discriminant is given by: Δ = b2 − 4 ⋅ a ⋅ c. Tap for more steps Slope: 2 2. Group the first two terms and the last two terms. x = 1 4 ± i√63 4 = 1 ± i√63 4. Graph x^2+2x-8=0.uoy knahT . Matrix. (b 2)2 = (−4)2 ( b 2) 2 = ( - 4) 2. ⇒ x x-4 + 2 x-4 = 0. x2 − 2x−8 = 0 x 2 - 2 x - 8 = 0. Online math solver with free step by step solutions to algebra, calculus, and other math problems. x3 − 8x2 − x + 8 = 0 x 3 - 8 x 2 - x + 8 = 0.2x-8=-2-x. Various methods exist: 1) Graphing 2) Quadratic Formula 3) Factoring Let's factor. x2 − 8 = 0 x 2 - 8 = 0. Add 8 8 to both sides of the equation. x2 +8 = 0. Works in Spanish, Hindi, German, and more. Step 3., What are the solutions of x2 + 10x + 16 = 0? Write the equation in standard form. 2x = 8 2 x = 8 Divide each term in 2x = 8 2 x = 8 by 2 2 and simplify. Example 04: Solve the equation $ 2x^3 - 4x^2 - 3x + 6 = 0 $. Free Pre-Algebra, Algebra, Trigonometry, Calculus, Geometry, Statistics and Chemistry calculators step-by-step Algebra. To find the factored form : 6x² + 2x - 8 = 0. x2 = 8 x 2 = 8.8.noitaitnereffiD . The final answer is . Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics Similar Problems from Web Search. Add 8 8 to both sides of the equation. 2(x)+8 2 ( x) + 8. x+2 = 0 x + 2 = 0. This online calculator is a quadratic equation solver that will solve a second-order polynomial equation such as ax 2 + bx + c = 0 for x, where a ≠ 0, using the quadratic formula.000/2.1. Now consider the equation of a line with slope m and y-intercept b as shown in Figure 7. Solve Using the Quadratic Formula x (x-8)=0. Take 2 common from the above equation. 求解 x 的值.5 has one solution. Nesta vídeo aula você vai aprender como calcular ou determinar o conjunto solução da equação do segundo grau completa x² + 2x - 8 = 0. Add 8 8 to both sides of the equation. This online calculator is a quadratic equation solver that will solve a second-order polynomial equation such as ax 2 + bx + c = 0 for x, where a ≠ 0, using the quadratic formula. Use the slope-intercept form to find the slope and y-intercept.2, 1 Find the roots of the following quadratic equations by factorization: (iv) 2x2 - x + 1/8=0 2x2 - x + 1/8=0 Multiplying both sides by 8 8 × 2x2 - 8x + 8 × 1/8="8 ×" 0 16x2 - 8x + 1 = 0 We factorize using splitting the middle term method 16x2 - 4x - 4x + 1 = 0 4x (4x - 1) - 1 (4x - 1) = 0 (4x - 1) (4x Algebra Solve for x 2x-8=0 2x − 8 = 0 2 x - 8 = 0 Add 8 8 to both sides of the equation. Step 2. Factor x x out of x2 −2x x 2 - 2 x. Simplify the left side. Add 1/4 to both sides of the equation : On the right hand side we Algebra. x = 2 and x = 8. Factor out of . Use the quadratic formula to find the solutions. Solve Using the Quadratic Formula x^2-8=0. −b±√b2 −4(ac) 2a - b ± b 2 - 4 ( a c) 2 a. x2 − 8x − 8 = 0 x 2 - 8 x - 8 = 0. Difference of Squares: a2 – b2 = (a + b)(a – b) a 2 – b 2 x2 − 2x − 8 > 0 x 2 - 2 x - 8 > 0. 2(x+4) 2 ( x + 4) Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math Graph y=x^2-2x-8. Subtract 8 from both side of the equation : x2+x = -8. Tap for more steps (3x+4)(x −2) = 0 ( 3 x + 4) ( x - 2) = 0. Earlier we factored this polynomial by splitting the middle term. Online math solver with free step by step solutions to algebra, calculus, and other math problems. x2 − 8x − 8 = 0 x 2 - 8 x - 8 = 0. Factor pairs of (c = -8) --> (-2, 4) (2, -4). Convert the inequality to an equation. Choose "Simplify" from the topic selector and click to see the result in our Algebra Calculator! Examples Simplify Godzilla x Kong: The New Empire: Directed by Adam Wingard. Factor the left side of the equation. Tap for more steps Step 1. ⇒ x 2-4 x + 2 x-8 = 0. (b 2)2 = (−1)2 ( b 2) 2 = ( - 1) 2. Step 1. 2. x2 − 2x − 8 = 0 x 2 - 2 x - 8 = 0. Tap for more steps Step 1.5 has two solutions. This last sum is (-2 = -b). Simplify the result. the discriminant is: Δ = b2 − 4ac. Factor the polynomial by factoring out the greatest common factor, x+4 x + 4. x2 − 8x = 8 x 2 - 8 x = 8. Factor 2 2 out of 2x 2 x. Step-1 : Multiply the coefficient of the first term by the constant 7 • 8 = 56. Tap for more steps y = (x+ 1)2 −9 y = ( x + 1) 2 - 9. Next up in our Getting Started maths solutions series is help with another middle school algebra topic - solving Read More.15, 0. Step by step solution : Step 1 : Explanation: Solve y = x2 +2x − 8. 2±√(−2)2 −4 ⋅(1⋅−8) 2⋅1 2 ± ( - 2) 2 - 4 ⋅ ( 1 ⋅ - 8) 2 ⋅ 1 Solve an equation, inequality or a system. Take the specified root of both sides of the equation to eliminate the exponent on the left side. x = 2 (x - 8) = 0 Add each to each side.1.1. The inequality calculator simplifies the given inequality. 2 x 2 = 4. Apply the zero product property.1. With Dan Stevens, Rebecca Hall, Brian Tyree Henry, Rachel House. There are 2 complex roots: x = − b 2a ± d 2a, with d = ± i√63.00/month. x=1 x=-2 x=4 . Factor out the greatest common Get math help in your language. Simultaneous equation. Factor.) Take the Square Root. If any individual factor on the left side of the equation is equal to 0 0, the entire expression will be equal x2+2x-8=0 Two solutions were found : x = 2 x = -4 Step by step solution : Step 1 :Trying to factor by splitting the middle term 1. Tap for more steps Slope: 2 2. Algebra. Free Algebraic Properties Calculator - Simplify radicals, exponents, logarithms, absolute values and complex numbers step-by-step. Quadratic equations such as this one can be solved by a new direct factoring method that does not require guess work. Matrix Solve by Completing the Square x^2-2x-8=0. Tap for more steps x2 + 5x 2 = 4 x 2 + 5 x 2 = 4. Solve by Factoring x^2-8=0.500 Step by step solution : Step 1 :Equation at the end of step 1 : (2x2 - x) - 3 = 0 Step 2 :Trying to factor by splitting the 2x (2)=19x+33 Two solutions were found : x = -3/2 = -1. Algebra. Steps Using the Quadratic Formula. Rewrite as . SLOPE-INTERCEPT FORM. 2g = -2. We'll first write the skeleton form of the equatio Algebra. (x−4)(x+ 2) ( x - 4) ( x + 2) Solve Using the Quadratic Formula x^2-4x-8=0. ∫ 01 xe−x2dx. dxd (x − 5)(3x2 − 2) Integration. Now the clever bit: Take the coefficient of x , which is 1 , divide by two, giving 1/2 , and finally square it giving 1/4. Solve 2x^2-8x=-8 | Microsoft Math Solver. In this case, whose product is −8 - 8 and whose sum is −2 - 2. Factor 2 2 out of 2x 2 x. 2x2 − x − 2 = 0 2 x 2 - x - 2 = 0. x−2 = 0 x - 2 = 0 x+4 = 0 x + 4 = 0 Algebra Calculator is a calculator that gives step-by-step help on algebra problems. Difference of Squares: a2 - b2 = (a + b)(a - b) a 2 - b 2 = ( a + b) ( a - b) Step 2: Step 1: Enter the inequality below which you want to simplify. Rewrite the equation in vertex form. x(x − 8) = 0 x ( x - 8) = 0.0-ft. If any individual factor on the left side of the equation is equal to 0 0, the entire Factor 2x+8. 2x+2⋅4 2 x + 2 ⋅ 4. x2 − 6x + 8 = 0 x 2 - 6 x + 8 = 0. Tap for more steps x = ±2√2 x = ± 2 2. Factor 2 2 out of 8 8.2 Solving x2-2x-8 = 0 by Completing The Square . 通过分组进行因式分解的步骤. If any individual factor on the left side of the equation is equal to 0 0, the entire Factor 2x+8.1. Option B: Roots of cubic polynomial. For any term t, t\times 1=t and 1t=t.1.; The standard equation of a circle is expressed as:. 2(x)+8 2 ( x) + 8. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more. Factor out of . Limits. $2 \exponential { (x)} {2} - 8 x = -8 $. Factor the left side of the equation. Use graphing approach to solve the inequality x^2+2x-8>0 (a) Graph the function f (x)= x^2+2x-8, find and label x-intercepts, shade the solution set on the x-axis; (b) Write down the solution set using an interval notation; (c) Which of the following numbers belong to the solution set? Does your #x+2=0# #x=-2# The x-intercepts are #(4,0)# and #(-2,0)#. To use the direct factoring method, the equation must be in the form x^2+Bx+C=0. Steps Using the Quadratic Formula. Divide each term in 2x = 12 2 x = 12 by 2 2 and simplify. ex − 4 = 0 e x - 4 = 0. 4 \sin \theta \cos \theta = 2 \sin \theta. Steps Using Factoring By Grouping. Free math problem solver answers your algebra homework questions with step-by-step explanations. To find the solutions, we can factor the quadratic polynomial: (x + 2)(x + 8) = 0. 2gx = -2x. You can also see that the midpoint of r and s corresponds to the axis of symmetry of the parabola represented by the quadratic equation y=x^2+Bx+C. Steps Using Factoring. View solution steps. for pricing and availability. Simplify the result. Step 1. Hope this helps! Answer link. x^2-x-2. Solve by Factoring x^3-8x^2-x+8=0. Transcript. a = 1 a = 1.10. Popular Problems. Graph 2x+4y=8.1 Factoring x2+2x-8 The first term is, x2 its More Items Share x ^ 2 -2x -8 = 0. x−4 = 0 x - 4 = 0. The first term is, 7x2 its coefficient is 7 . Tap for more steps Step 1.2, 1 Find the zeroes of the following quadratic polynomials and verify the relationship between the zeroes and the coefficients. 运用二次公式的步骤. Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. The good candidates for solutions are factors of the last coefficient in the equation. Add and subtract 1: x2 +2x + 1 − 1 =. Tap for more steps Slope: 2 2. Rewrite in slope-intercept form. Step 1. Graph y=2x-8. To use the direct factoring method, the equation must be in the form x^2+Bx+C=0. Get immediate feedback and guidance with step-by-step solutions and Wolfram Problem Generator. Solve your math problems using our free math solver with step-by-step solutions. Online math solver with free step by step solutions to algebra, calculus, and other math problems. We know that for a given polynomial a x 2 + b Actual Dimensions: 1. The complete solution is the result of both the positive and negative portions of the solution.1 Factoring x2+2x-8 The first term is, x2 its More Items Share x ^ 2 -2x -8 = 0. Observa y determina el área de la figura en cm². Factor out the greatest common factor from each group. See More Examples » x+3=5 1/3 + 1/4 y=x^2+1 Disclaimer: This calculator is not perfect.000 = -3. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor. For instance, $$$ f(x)=x^3-4x^2+2x-8 $$$ is a polynomial. r + s = 2 rs = -8. 4 \sin \theta \cos \theta = 2 \sin \theta.9√ ± = 1 + x :sedis htob erauqs tooR . Where did the student go wrong? Step 1. ( x − 3) 2 = 0 Factor.3. The factored form is : (3x + 4)(x - 1) = 0. Factor x2 − 2x−8 x 2 - 2 x - 8 using the AC method. Substitute the values a = 2 a = 2, b = −1 b = - 1, and c = −2 c = - 2 into the quadratic formula and solve for x x. Factor x2 − 6x+8 x 2 - 6 x + 8 using the AC method.5-in x 7. Solve by Completing the Square x^2-8x-8=0. #algébrica #algebra The graph will have a y-intercept at -b2. Factor 2 2 out of 6x2 +2x−8 6 x 2 + 2 x - 8. Step 2.