SOLUTION: Factor the expressions. x^2+x-12 x^2+11x+30 x^2+3x+2

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Factor the expressions. x^2+x-12 x^2+11x+30 x^2+3x+2      Log On


   

Question 450005: Factor the expressions.
x^2+x-12
x^2+11x+30
x^2+3x+2
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

x^2+x-12 = (x+4)(x-3)

x^2+11x+30 = (x+5)(x+6)

x^2+3x+2 = (x+1)(x+2)

check the correctness of the factoring by multiplying them using the FOIL method

F	First terms

O	Outside terms

I	Inside terms

L	Last terms