# Polynomial Division and Rational Expressions

# Common Factors Exercises

### Example 1

Simplify the following expression by canceling common factors, if possible:

### Example 2

Simplify the following expression by canceling common factors, if possible:

### Example 3

Simplify the following expression by canceling common factors, if possible:

### Example 4

A student was asked to remove all possible common factors from the following rational expression: . The student wrote:

. Identify the mistake, if any.

### Example 5

. Identify the mistake, if any.

### Example 6

. Identify the mistake, if any.