Question

What is a square root? and what is a perfect square?
DO NOT USE GOOGLE TO ANSWER.

Answer 1

square root
for examples a digit let 4
thus it's square root is root of 4=2

and perfect square are 16 25 36 49 etc
jiska square root lene pr Koi natural number aaye Koi
hope you understand
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Answer 2

let us suppose that you here digit 4 whom you want to root
it would be like
$\sqrt{4}$
$\sqrt{?}$
represents the number whom you want to root
its answer would be
$\sqrt{4} = \sqrt{2 \times 2 } = \sqrt{ 2 ^{2} } = 2$
this is known as square root
A perfect root means that after having a square root you will get a whole number
some perfect squares are 1,4,9....