SOLUTION: FACTOR BY GROUPING? 4x^2-3x-12+9

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: FACTOR BY GROUPING? 4x^2-3x-12+9       Log On


   

Question 191716: FACTOR BY GROUPING?

4x^2-3x-12+9
Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
I believe something might be missing in this problem .....quadratic cannot be factored as written
:
if the problem is 4x%5E2-12x-3x%2B9 then we can factor it
:
4x%28x-3%29%2B%28-3%29%28x-3%29
:
%284x-3%29%28x-3%29