Question

verify the following by using for a=3 b=4 (a+b) ( a-b) = a^2-b^2​

Answer 1

Answer:

(a+b) (a-b) = a²-b²

(3+4) (3-4) = (3)² - (4)²

(7) (-1) = 9 - 16

-7 = -7

LHS = RHS

Hence identity verified.