Question

Which expression is equivalent to (2^3)^-5

Answer 1

Answer:

A

Step-by-step explanation:

Using the rules of exponents

$(a^m)^{n}$ = $a^{mn}$ and

$a^{-m}$ = $\frac{1}{a^{m} }$

Given

$(2^3)^{-5}$

= $2^{3(-5)}$ = $2^{-15}$ = $\frac{1}{2^{15} }$

Answer 2

(2^3)^5

=2^(3*5)

= 2^15

hope it helps