Question

Find the squares of 39 and 56

Answer 1

You can find the squares by multiply the digit with itself. for example you question is 39
=39*39
=1521
another one is 56
=56*56
=3136

Answer 2

39^2
{40-1}^2
1600+1-80
1521




56^2
(55+1)^2
3025+1+110
3136