1. The value -2 is a lower bound for the zeros of the function shown below. f(x)=4x^3-12x^2-x+15
True
False
2. Express the polynomial as a product of linear factors. f(x)=2x^3+4x^2-2x-4
A. (x-2)(x+1)(x-1)
B. (x-2)(x-2)(x-1)
C. (x-4)(x+1)(x-1)
D. 2(x+2)(x+1)(x-1)