hello sir i am not getting the answer of the following- simplify- (x+y)^3-(x-y)^3-6y(x^2-y^2

Asked by meherdhingra | 13th May, 2008, 02:13: PM

Expert Answer:

(x+y)3-(x-y)3-6y(x2-y2)

= x3+y3+3x2y+3xy2-x3+y3+3x2y-3xy2-6yx2+6y3

=8y3

 

Answered by  | 14th Jul, 2008, 12:43: PM

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