travashouston4873
03.05.2020 •
Mathematics
Complete the square for the expression x^2 + 8x
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Ответ:
(x-4)(x-4) = 16
(x-4)2 = 16
x - 4 = ± 4
So, either
x - 4 = +4 or x - 4 = -4
x = 8 or x = 0
Ответ:
2
7
10
Hope this helps :-)