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Classe GeoGebra

Example 4

Auteur :Walch Education

Simplify the rational expression

.

Identify any invalid values of the expression.
Rewrite the numerator with –1 as a factor.
Simplify the result to find an equivalent expression.

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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