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March 29, 2015

Homework Help: Pre-Cal

Posted by Lilly on Monday, November 18, 2013 at 8:59pm.

How do you find the number of solutions(not all the answers) for each of the following equations
1) 2sec^2 4x - 3sec4x =5
2) 2tan^2 12x +3tan12x -7 =0
3) 2sin^2 5x + 3sin5x +1 =0

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