# Algebra Examples

A polynomial is a combination of terms separated using or signs. Polynomials cannot contain any of the following:

1. Variables raised to a negative or fractional exponent. (,,).

2. Variables in the denominator. (,,).

3. Variables under a radical. (,,).

4. Special features. (trig functions, absolute values, logarithms, ).

Remove the negative exponent by rewriting as .

Simplify .

Write as a fraction with denominator .

Multiply and to get .

Move the negative in front of the fraction.

Determine if the expression breaks any of the rules.

Breaks rule

Determine if the expression is a polynomial.

Not a polynomial