Question

Choose the expression equivalent to 2^ -2 x
2^5.

Answer 1

2³

Explanation:

Using the rule of exponents

`a^(m)` ×
`a^(n)` =
`a^((m+n))` , thus

`2^(-2)` ×
`2^(5)` =
`2^((-2+5))` = 2³ [ = 8 ]