SOLUTION: subtract 3 (cubert x^5y^7) - 8xy(cubert x^2 y^4)

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Question 172446: subtract
3 (cubert x^5y^7) - 8xy(cubert x^2 y^4)
Answer by stanbon(57282) About Me  (Show Source):
You can put this solution on YOUR website!
3 (cubert x^5y^7) - 8xy(cubert x^2 y^4)
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= 3*x*y^2cubert(x^2y) - 8xy*ycubert(x^2y)
= (3xy^2-8xy^2)cubert(x^2y)
= -5xy^2*cubert(x^2y)
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Cheers,
Stan H.