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shusha
[124]
3 years ago
10
Follow the process of completing the square to solve 2x2 + 8x - 12 = 0. After adding B2 to both sides of the equation in step 4,
what is the constant on the right side of the equation?
Mathematics
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2
answers:
Zepler
[3.9K]
3 years ago
6
0
Answer:
160
Step-by-step explanation:
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Katena32
[7]
3 years ago
3
0
2x^2 + 8x - 12 = 0..divide by 2
x^2 + 4x - 6 = 0
x^2 + 4x = 6...add 4 to both sides of the equation
x^2 + 4x + 4 = 6 + 4
(x + 2)^2 = 10....<== ur constant is 10
x + 2 = (+-)sqrt 10
x = -2 (+ - ) sqrt 10
x = -2 + sqrt 10
x = -2 - sqrt 10
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