SOLUTION: Factor the polynomial x^2+4x-21. Write each factor as a polynomial in descending order.

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Factor the polynomial x^2+4x-21. Write each factor as a polynomial in descending order.      Log On


   

Question 471362: Factor the polynomial x^2+4x-21. Write each factor as a polynomial in descending order.
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
x^2+4x-21=
(x+7)(x-3)=0
x=-7 or 3..