SOLUTION: prove that (x+y)^3-(x-y)^3-6y(x^2-y^2)=8y^3

SOLUTION: prove that (x+y)^3-(x-y)^3-6y(x^2-y^2)=8y^3

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Question 882425: prove that (x+y)^3-(x-y)^3-6y(x^2-y^2)=8y^3
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
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