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sasho [114]
3 years ago
14

Please help algebra 2!!

Mathematics
1 answer:
RUDIKE [14]3 years ago
7 0
Let u = x^2

u^2 + 12u - 64

(u - 4)(u + 16)

Back-substitute for u.

(x^2 - 4)(x^2 + 16)

(x + 2)(x - 2)(x + 4i)(x - 4i)

Answer: Choice a.
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