# Algebra Examples

,

Step 1

If is a factor of the polynomial, then it must be a root of the polynomial. To determine if the factor is a root, first find the value of when the factor is equal to .

Step 2

Solve the equation for .

Step 3

Replace with in to find if it is a root of the polynomial.

Step 4

Raise to the power of .

Step 5

Subtract from .

Step 6

Since is a root of the polynomial, is a factor of the polynomial.

is a factor of