Question

1) Find the area of the rectangle if the length is (2p + 3q)and breath is (2p-3q) using identity (a-b) (a+b) = a square - b square​

Answer 1

Answer:

(2q+3p)(2q-3p)=

(2q)^2-(3p)^2

4q^2-9p^2

hence the area of rectangle is =

4q^2-9p^2