SOLVING TRIGONOMETRIC EQUATIONS

Note: If you would like a review of trigonometry, click on trigonometry.

Work the following problems. Click on Solution, if you want to review the solutions.

Problem 9.5a:         $2\tan x\cos ^{2}x=\tan x$

Solution

Problem 9.5b:         $5\cos x\sin ^{2}x=\cos x$
Solution

Problem 9.5c:         $\tan ^{2}x\sec x=6\tan ^{2}x$
Solution

Problem 9.5d:         $18\sin x\cos x=5\sin x$
Solution

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