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To solve a quadratic equation using the quadratic formula: 1. Write down the values for a, b, and c. 2. Plug in the values for a, b, and c into the formula: x= -b+√b²-4ac 2a 3. Simplify the expression under the radical. в с Practice: Solve the equations below using the quadratic formula. 5. 27²-2 4.-x²-2x+13=0 5. 2x² - 2x -15=0 Ac-x² B = -2x C = 13 x = -2x+1=2x² -4 (-2x) (13) = I1 4-41-21(13) 4 6.4x²-7= 0 A-4x² B=0 C=-7 x=2x² B = -2₁ C= -15 A 7.3x² - 2x-5=0 A=3x² 13 =-2x (= -5

To solve a quadratic equation using the quadratic formula: 1. Write down the values for a, b, and c. 2. Plug in the values for a, b, and c into the formula: x= -b+√b²-4ac 2a 3. Simplify the expression under the radical. в с Practice: Solve the equations below using the quadratic formula. 5. 27²-2 4.-x²-2x+13=0 5. 2x² - 2x -15=0 Ac-x² B = -2x C = 13 x = -2x+1=2x² -4 (-2x) (13) = I1 4-41-21(13) 4 6.4x²-7= 0 A-4x² B=0 C=-7 x=2x² B = -2₁ C= -15 A 7.3x² - 2x-5=0 A=3x² 13 =-2x (= -5

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter9: Solving Quadratic Functions
Section: Chapter Questions
Problem 28CR
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To solve a quadratic equation using the quadratic formula: 1. Write down the values for a, b, and c. 2. Plug in the values for a, b, and c into the formula: x=- 3. Simplify the expression under the radical... Practice: Solve the equations below using the quadratic formula. 4. 2-2x+13=0 5. 2x² - 2x 15 = 0 x=2x² B = -2₁ C = -15 Ac-x² B = -2x C = 13 x = -2x+1=2x² -4 (-2x) (13) -2(1) 4-4(-2K(13) A 6.4x²-7= 0 7.3x² - 2x - 5 = 0 A=3x² 13 =2x (= -5 A-4x² B=0 C=7 -b+√b²-4ac 2a B C
Transcribed Image Text:To solve a quadratic equation using the quadratic formula: 1. Write down the values for a, b, and c. 2. Plug in the values for a, b, and c into the formula: x=- 3. Simplify the expression under the radical... Practice: Solve the equations below using the quadratic formula. 4. 2-2x+13=0 5. 2x² - 2x 15 = 0 x=2x² B = -2₁ C = -15 Ac-x² B = -2x C = 13 x = -2x+1=2x² -4 (-2x) (13) -2(1) 4-4(-2K(13) A 6.4x²-7= 0 7.3x² - 2x - 5 = 0 A=3x² 13 =2x (= -5 A-4x² B=0 C=7 -b+√b²-4ac 2a B C
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