Question

Verify the identity (a+b) (a-b) =a sq-b sq a=3 b=2

Answer 1

(a+b)(a-b)=
(3+2)3-2)=
5×1=5

Answer 2

here a=3 and b=2
(3+2) (3-2)=3sq.-2sq.
5(1)=9-4
5=5
hence verified