SOLUTION: (x^2+y^4)(x^2-y^4)

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Question 624889: (x^2+y^4)(x^2-y^4)
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
(x^2+y^4)(x^2-y^4)

x^2(x^2-y^4)+y^4(x^2-y^4)

x^4-x^2y^4+x^2y^4-y^8

x^4-y^8

So (x^2+y^4)(x^2-y^4) = x^4-y^8


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