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
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter9: Solving Quadratic Functions
Section: Chapter Questions
Problem 28CR
Related questions
Question
![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](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F941eb469-a862-4ae1-815d-a6698b94400a%2Fd8c50c95-7e3b-49d7-83e1-2b6ec5e25b61%2Feb4yzmq_processed.jpeg&w=3840&q=75)
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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