SOLUTION: I have been trying to figure the answer to {{{ x^3 + x^2 + 15x + 9 }}} and I'm supposed to get {{{ (x+1)(x+3)^2 }}} but I have no idea how. Help?

Algebra ->  Equations -> SOLUTION: I have been trying to figure the answer to {{{ x^3 + x^2 + 15x + 9 }}} and I'm supposed to get {{{ (x+1)(x+3)^2 }}} but I have no idea how. Help?      Log On


   

Question 414452: I have been trying to figure the answer to +x%5E3+%2B+x%5E2+%2B+15x+%2B+9+ and I'm supposed to get +%28x%2B1%29%28x%2B3%29%5E2+ but I have no idea how. Help?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
You must have something entered wrong.
This don't work out the same.
I get
x^3+7x^2+15x+9