Trigonometric Identities
Trigonometric Identities
Trigonometric Identities
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Example 5<br />
Copyright © 2009 Pearson Addison-Wesley 1.1-16<br />
VERIFYING AN IDENTITY (WORKING<br />
WITH BOTH SIDES)<br />
Verify that is an<br />
identity.<br />
Working with the left side:<br />
Multiply by 1<br />
in the form<br />
Distributive<br />
property<br />
5.2-16