SOLUTION: Factor the polynomial completely,clearly show the GCF. 6x^2-15x-21

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Factor the polynomial completely,clearly show the GCF. 6x^2-15x-21      Log On


   

Question 78115: Factor the polynomial completely,clearly show the GCF.
6x^2-15x-21
Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
Factor:
6x%5E2-15x-21 First factor a 3.
3%282x%5E2-5x-7%29 Now try factoring the parentheses.
3%282x-7%29%28x%2B1%29