Question

Cum se rezolva 2 la puterea - 2 ?

Answer 1

$2^{-2}$ = $\frac{1}{ 2^{2} }$ = $\frac{1}{4}$

Answer 2

$2^{-2}= \frac{1}{2^{2}} \\ \\ = \frac{1}{4}= \\ 1:4=0,25$