Factorize:
8a3-27b3-36a2b+54ab2
Given,
8a3 - 27b3 - 36a2b+54ab2,
= (2a)3 - (3b)3 - 18ab (2a - 3b)
= (2a)3 - (3b)3 - 3×2a×3b (2a – 3b)
= (2a - 3b)3
= (2a - 3b) (2a - 3b) (2a - 3b)