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May 25, 2015

Homework Help: Trigonometry

Posted by Katlynn on Wednesday, March 6, 2013 at 9:55pm.

Use inverse trigonometric functions to find the solutions of the equation that are in the given interval, and approximate the solutions to four decimal places. (Enter your answers as a comma-separated list.)
cos(x)(9cos(x) + 4) = 4; [0, 2π)

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