Question 1056161
1. x = 2 is a factor
use synthetic division:
(x-2)(2x^2 - 2x - 12) = 0
2(x-2)(x^2 - x - 6) = 0
2(x-2)(x+2)(x-3)) = 0
x is -2,2,3

2.Factor this expression over the complex numbers.
x^4+5x^2+4 
(x^2 + 1)(x^2 + 4) = 0