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09-04-2021
Mathematics

contestada

To complete the square for x2 + 8x = -7
you will need to add what number to both sides?
A. -4
B. 12
C. 64
D. 16

To complete the square for x2 8x 7 you will need to add what number to both sides A 4 B 12 C 64 D 16 class=

Respuesta :

09-04-2021

To complete the square, you would add to both sides (8/2)^2 = (4)^2 = 16. So, the correct answer would be D.

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