SOLUTION: I need help with this one . mulitiply (a+g)(a^2-ag+g^2)=

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Question 366297: I need help with this one .
mulitiply
(a+g)(a^2-ag+g^2)=
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
This is one-half of a famous algebraic identity: x%5E3%2By%5E3+=+%28x%2By%29%28x%5E2-xy%2By%5E2%29.
Hence %28a%2Bg%29%28a%5E2-ag%2Bg%5E2%29+=+a%5E3+%2B+g%5E3.