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

Algebra ->  Decimal-numbers -> SOLUTION: (x-9)(x^2+9x-4)      Log On


   

Question 225318: (x-9)(x^2+9x-4)
Answer by LtAurora(115) About Me  (Show Source):
You can put this solution on YOUR website!
Have to multiply the x through to each term, then the -9:
x%5E3%2B9x%5E2-4x-9x%5E2-81x%2B36
We can combine like terms, and note that the 9x%5E2 and the -9x%5E2 cancel. So:
x%5E3-85x%2B36 is our answer.