# Chapter 8 Rational Functions - 8.4 Multiply and Divide Rational Expressions - 8.4 Exercises - Skill Practice - Page 577: 2

There are no common factors in the numerator and the denominator.

#### Work Step by Step

A rational expression is fully simplified when there are no remaining common factors in the numerator and the denominator, for this means that there is nothing more that can be canceled out. Also, note that the numerator and the denominator must be fully factored.

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