SOLUTION: 4x^2-12x-112

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: 4x^2-12x-112      Log On


   

Question 889219: 4x^2-12x-112
Answer by Edwin McCravy(20056) About Me  (Show Source):
You can put this solution on YOUR website!
4x%5E2-12x-112

Factor out GCF 4

4%28x%5E2-3x-32%29

Think of two integers that multiply to give last term -32 
and which add to give middle coefficient -3.  They are -8 and +4.
So the factorization is

4%28x-8%29%28x%2B4%29

Edwin