SOLUTION: (-5x^4+2x^3-x)(x-9)

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Question 66489: (-5x^4+2x^3-x)(x-9)
Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
(-5x^4+2x^3-x)(x-9)=-5x^5+2x^4-x^2+54x^4-18x^3+9x=-5x^5+56x^4-18x^3-x^2+9x=
x(-5x^4+56x^3-18x^2-x+9)