Question

Using the identity, evaluate the following 1001square

Answer 1

HEY FRIEND

HERE IS YOUR ANSWER

=(1001)²

=(1000+1)²

[USING (a+b)²=a²+b²+2ab]

=(1000)²+(1)²+2×1000×1

=1000000+1+2000

=1002001

HOPE THIS HELPS YOU ☺

Answer 2

(1001 )^2= (1000+1)^2
=(1000)^2 +(1)^2 + (2×1000×1)
=1000000+1+2000
=1002001