SOLUTION: can you please help me? It says solve the quadratic equation. x^2+4x-12=0 thank you!

Algebra ->  Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: can you please help me? It says solve the quadratic equation. x^2+4x-12=0 thank you!      Log On


   

Question 701113: can you please help me? It says solve the quadratic equation.
x^2+4x-12=0
thank you!
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Hint:

x^2+4x-12

factors to

(x+6)(x-2)

because 6 and -2 both multiply to -12 (the last number) and add to +4 (the middle coefficient)

Therefore,

x^2+4x-12 = 0

is the same as

(x+6)(x-2) = 0