Posted by Joe on Tuesday, October 5, 2010 at 12:10am.
I used synthetic division to get (x+2)(x^2 + x + 12)=0
Factor x^2+x+12 now
(x+4)(x+3)=0
therefore, (x+2)(x+4)(x+3)=0?
x= -2, -4, -3?
(x+3)(x+5)
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