Question

Is 90 is a perfect square​

Answer 1

Answer:

no 90 is not a perfect square

Answer 2

$\huge\fbox{ \red{ \purple{❝}Answer \purple{❞}}}$

We have,

$\color{darkblue}{ \sf{90 = \underline{ 2} \times 3 \times 3 \times \underline{5}}}$

The prime factors 2 and 5 do not occur in pairs.

Therefore, 90 is not a perfect square.

___________________________________________________________

★ That 90 is not a perfect square can also be seen from the fact that it has only one zero.

Hope it helps!!