Question

select a suitable identity and find the following product 1) (3k + 4l) ( 3k + 4l)

Answer 1

Ans: (3k)2 - (4)2

9k - 16

Step-by-step explanation:

Answer 2

use (3k+4l)sq.
(3k)sq+(4l)sq+2(3k)(4l)
9k sq. +16l sq. +24kl