SOLUTION: I need help with a couple more problems. Factor check by mulitplying: x^4-8x^3 Multiply: (7-x)(9-2x)

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: I need help with a couple more problems. Factor check by mulitplying: x^4-8x^3 Multiply: (7-x)(9-2x)      Log On


   

Question 362700: I need help with a couple more problems.
Factor check by mulitplying:
x^4-8x^3
Multiply:
(7-x)(9-2x)
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
What sort of help?