Monday
April 21, 2014

Homework Help: Trigonometry

Posted by AwesomeGuy on Thursday, February 21, 2013 at 10:35pm.

Verify the identities please.
1.) TAN(X+π)-TAN(π-X)= 2 TAN X

2.) SIN(X+Y)+SIN(X-Y)= 2 SIN X COS Y

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