SOLUTION: This is about factoring. With this problem I had to factor out the greatest common factor, then factor the remaining polynomial if possible: then check it. so here's the p

Algebra ->  Inequalities -> SOLUTION: This is about factoring. With this problem I had to factor out the greatest common factor, then factor the remaining polynomial if possible: then check it. so here's the p      Log On


   

Question 13461: This is about factoring.
With this problem I had to factor out the greatest common factor, then factor the remaining polynomial if possible: then check it.
so here's the problem
4x^2 + 16x - 84
can you help me with this one
Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
Try this:
4x%5E2+%2B+16x+-+84 Factor a 4.
4%28x%5E2+%2B+4x+-+21%29 Factor the trinomial.
4%28x+-+3%29%28x+%2B+7%29