Ritaventura
Ritaventura
11-03-2018
Mathematics
contestada
please help algebra 2!!
Respuesta :
harpazo
harpazo
11-03-2018
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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