Example 3

Author:
Walch Education
Find a value of for which is true.
GeoGebra Applet
  1. Determine which identity to use.
  2. Find the complement of .
  3. Substitute the complement of into the identity.
  4. Write the value of .
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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