Question

-2 base power 7
$( - 2) ^7$

Answer 1

$( { - 2})^{7} \\ = ( { \frac{1}{2} })^{7} \\ = \frac{1}{128}$
Heyy friend your answer is here

Answer 2

=>(-2)^7
=>(1/2)^7
=> 1/128

Hope it helps you.....