Question

if a=2,b=-2,find the value of (a²+2ab+b²)​

Answer 1

Answer:

a 2 +b 2 =(2) 2 +(−2) 2

[Putting a=2,b=−2]

=4+4=8.

Answer 2

Answer:

(a²+2ab+b²)

=(2²+2×2×(-2)+(-2²))

=4+(-8)+4

=8+(-8)

=0