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27-01-2017
Mathematics

Answered

Simplify the expression. (X^3)^-5

A1/x^15
BX^15
CX^8
D1/x^8

Verified Answer :

09-08-2018

\(\text{Use:}\\(a^n)^m=a^{nm}\ \text{and}\ a^{-n}=\dfrac{1}{a^n}\\\\(x^3)^{-5}=x^{3\cdot(-5)}=x^{-15}=\dfrac{1}{x^{15}}\to A.\)

Answer: A. 1/x^15

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