SOLUTION: 5X^3+40Y^6 factor completely

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Question 616675: 5X^3+40Y^6 factor completely
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
5X^3+40Y^6 factor completely
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5(x^3 + 8y^6)
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= 5(x^3 + (2y^2)^3)
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= 5(x + 2y)(x^2-x(2y)+(2y)^2)
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= 5(x+2y)(x^2-2xy+4y^2)
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cheers,
Stan H.