Question

evaluate the following

(3x-2y)^3

Answer 1

(3x)3+3(3x)2(2y)+3(3x)(2y)2+(2y)3(3x)3+3(3x)2(2y)+3(3x)(2y)2+(2y)3.

27x3+54x2y+36xy2+8y3 ans.