Question

expanded form of (a+b)(a-b)​

Answer 1

Answer:

it's a direct formula a^2-ab+ab-b^2=. (a^2-b^2)

Answer 2

Answer:

(a + b) (a - b)

= a(a - b) + b(a - b)

=a2 - ab + ab - b2

= a2 - b2

It can also be expanded by using identity

hope it helps you