Question

if a=2,b=-2,find the value of: a2-b2​

Answer 1

Answer:

a=2

b=-2

2x2-(-2)2

4+4

8

Answer 2

Step-by-step explanation:

when a=2 and b =-2

substitute the values of a and b in the following equation

we will get ((2)×2)-((-2)2)

=4-(-4)

=4+4

=8