Question

16(a+b)^2 - 9(a-b)^2 :Factorize this
and the Answer is :
(7a + b) (a +7b)
I need the steps​

Answer 1

Step-by-step explanation:

(16a2+16b2+32ab)- (9a2+9b2-18ab)

7a2+50ab+7b2

7a2+ab+49ab+7b2

a(7a+b)+7b(7a+b)

(7a+b)(a+7b)