Question

Factorize : 64a^3 - 27b^3 - 144a^2b +6ab^2
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Answer 1

Step-by-step explanation:

64a3 – 27b3 – 144a2b + 108ab2

Identity : (x – y)3 = x3 – y3 – 3xy(x – y)

=(4a)3 – (3b)3 – 3(4a)(3b)(4a – 3b)

=(4a – 3b)3

=(4a – 3b) (4a – 3b) (4a – 3b)

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