Posted by ted on Thursday, July 5, 2012 at 10:47pm.
how do you factor X^3+X^2-9X-9
pls help. I don't know what to do
math - Reiny, Thursday, July 5, 2012 at 11:02pm
looks like grouping might be the simplest way ...
= x^2(x+1) - 9(x+1)
= (x+1)(x^2-9) and now I see a difference of squares
math - Steve, Friday, July 6, 2012 at 10:01am
or, noting the "9" :-)
Answer This Question
More Related Questions
- algebra pls pls help - Factor completely: 2x^3 + 14x^2 + 6x + 42? A. 2[(x^2 + 3...
- math - pls. factor x^2+2+(1/x^2)
- math - pls. factor x^3-7x+6
- math help pls pls pls - Given f(x) = 4x + 13 and g(x) = 10x − 2, solve for...
- math - How do you fully factor 8X^3-27. pls help.
- math - How do you factor X^3+5x^2-28x-32? pls help
- math - How to fully factor X^3-8. pls help
- Math - Factor pls show me steps thank u! (X-1)(x+2)^2-(x-1)^2(x+2)
- math - pls. factor and explain: 125x^6+8 are there any technics?
- math (show me the working pls) - Completely factor: x^2-y^2-5x+5y