Use Synthetic Division to Show That the Number Given to the Right

Multiple Choice

Use synthetic division to show that the number given to the right of the equation is a solution of the equation, then solve the polynomial equation.
- $$x ^ { 3 } - 5 x ^ { 2 } + 2 x + 8 = 0 ; 2$$

A) $\{ 4 , - 1,2 \}$
B) $\{ - 4 , - 1,2 \}$
C) $\{ 4,1,2 \}$
D) $\{ - 4,1,2 \}$