Question

are the squre roots of all positive integers irrational ? if not, give an example of aquare root of a number that is a rational number​

Answer 1

$square \: root \: of \: all \: positive \\ \: integer \:is \: not \: irrational \\ example \\ \sqrt{4}=2 \: \: \: \sqrt{16}=4 \: etc$