Question

Factorize the following by using suitable identities:
(a) 4p^2-9q^2
(b) 16m^5 - 144m^3
(c) a^4 - 81
(d) 25a^3b - 36ab^3​

Answer 1

Step-by-step explanation:

a) 4p^2 - 9q^2

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

By applying formula a^2-b^2 = (a+b) (a-b)

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

Hope it will help you !........