Question

Please solve this as fast as possible
(-20/40)²

Answer 1

$= {( \frac{ - 20}{40} )}^{2} \\ = { (\frac{ - 1}{2} )}^{2} \\ = \frac{1}{4}$

Answer 2

$= ( \frac{ -20}{40} )^{2} \\ = ( - \frac{1}{2} )^{2} \\ = \frac{1}{4}$

hope it help ❣