SOLUTION: Hi! Could someone please help me with these problems and I need to simplify and all exponents should be positive. (4x^3+2y) (2x^3-3y) (3x4y^3-5y)-(2x+3y^-5y) Thanks so muc

Algebra ->  Systems-of-equations -> SOLUTION: Hi! Could someone please help me with these problems and I need to simplify and all exponents should be positive. (4x^3+2y) (2x^3-3y) (3x4y^3-5y)-(2x+3y^-5y) Thanks so muc      Log On


   

Question 65607: Hi! Could someone please help me with these problems and I need to simplify and all exponents should be positive.
(4x^3+2y) (2x^3-3y)
(3x4y^3-5y)-(2x+3y^-5y)
Thanks so much for your help!
Answer by tutorcecilia(2152) About Me  (Show Source):
You can put this solution on YOUR website!
(4x^3+2y) (2x^3-3y) [use the FOIL method to multiply]
%288x%5E6-12x%5E3y%2B4x%5E3y-6y%5E2%29 [combine like-terms]
%288x%5E6-8x%5E3y-6y%5E2%29
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.
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(3x4y^3-5y)-(2x+3y^-5y) [this problem has some missing terms/powers]