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22-12-2017
Mathematics

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Choose one of the factors of x^15 − 64.
a. x^5 − 4
b. x^10 − 4x^5 + 16
c. x^10 − 4
d. x^15 + 8x + 16

Respuesta :

choixongdong choixongdong

22-12-2017

x^15 − 64
= x^15 - 4^3
=(x^5)^5 - 4^3
= (x^5 - 4) (x^10 + 4x^5 + 16)

answer
a. x^5 − 4

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