Question

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

Answer 1

A

Explanation:

Using the rules of exponents

`(a^m)^(n)` =
`a^(mn)` and

`a^(-m)` =
`(1)/(a^(m) )`

Given

`(2^3)^(-5)`

=
`2^(3(-5))` =
`2^(-15)` =
`(1)/(2^(15) )`

Answer 2

(2^3)^5

=2^(3*5)

= 2^15

hope it helps