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Example 3

Autor:Walch Education

Simplify the rational expression

.

Identify any invalid values of the expression.
Find a common denominator.
Rewrite each term of the expression using the new denominator.
Check to see if the result can be written in a simpler form.

This applet is provided by Walch Education as supplemental material for their mathematics programs. Visit www.walch.com for more information.

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