Question

factorise :-
4a^2-32ab+64b^2​

Answer 1

Question -

4a² - 32ab + 64b

Answer ==>

4a² - 16ab - 16ab + 64b²

4a(a-4b) - 16b ( a - 4b)

(4a - 16b) ( a - 4b)

4a - 16b = 0

4a = 16b

a = 16b/4

a = 4b

and

a - 4b = 0

a = 4b

Hence,

a = 4b is the factor.

HERE IS YOUR ANSWER