Question

Find the square of the following number

$32$

Answer 1

The square of the following number 32 is:

${32}^2=(30+2{)}^2=(30+2\left)\right(30+2)$

$=30(30+2)+2(30+2)={30}^2+30\times 2+2\times 30+2^2$

$=900+60+60+4=1024$

This is the required right answer.