Simplytaylorgrenade
06.10.2019 •
Mathematics
Write x2 − 8x 13 = 0 in the form (x − a)2 = b, where a and b are integers. (x − 4)2 = 3 (x − 3)2 = 2 (x − 2)2 = 1 (x − 1)2 = 4
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Ответ:
x^2 -8x = -13
x^2 - 8x +16 = - 13 + 16
(x - 4)^ = 3 That is the first option shown.
Ответ:
-43
Step-by-step explanation:
G(x) = 4x -7 so plug -9 in for x
G(-9) = 4(-9) -7
G(-9) = -36 -7 = -43