Question

Find Pythagorean triplet whose biggest memeber is 37?
2. Find square of 42 by using (a+b)2 formula ?
This u have to solve like NCERT pattern plzz solve fast....

Answer 1

42=40+2
42^2=(40+2)^2
=40^2+2^2+2*40*2
=1600+4+160
=1764