Question

(6^4)^-3

Which of the following expressions is equivalent to the above expression?
A. 6^-12
B.6^-7
C.6
D.6^12

Answer 1

A. 6^-12

Explanation:

This is a "power of a power"--so we multiply the exponents

(6^4)^-3 = 6^(4*-3) = 6^-12