Posted by **Cynthia** on Friday, August 3, 2012 at 3:24pm.

Prove that tan (Beta) sin (Beta) + cos (Beta) = sec (Beta)

Please explain.

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March 24, 2017
Posted by **Cynthia** on Friday, August 3, 2012 at 3:24pm.

Prove that tan (Beta) sin (Beta) + cos (Beta) = sec (Beta)

Please explain.

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