Question

Simplify and express the answer in exponential form :
$5^2÷\left[\right(-5{)}^0\times (-2{)}^0)]$

Answer 1

$5^2÷\left[\right(-5{)}^{\circ }\times (-2{)}^{\circ }]$

$=25÷\left[\right(-5{)}^{\circ }\times (-2{)}^{\circ }]$

$=25÷[1\times 1]$

$=25÷1=25$