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

Work the following problems. Click on Solution.

Problem 9.7a:         $35\sin ^{2}x+26\cos x-38=0$


Problem 9.7b:         $6\cos ^{2}x+13\sin x+11=0$


Problem 9.7c:         $8\cos ^{2}-12\sin x=0$


Problem 9.7d:         $5\sec ^{2}x-11\tan x-4=0$


If you would like to review the word solution to any of the above problems, click on solution to the right of the problem.

If you would like to go to the next section, click on Next.

If you would like to go back to the previous section, click on previous.

If you would like to go back to the equation table of contents, click on Contents.

[Algebra] [Trigonometry]
[Geometry] [Differential Equations]
[Calculus] [Complex Variables] [Matrix Algebra]

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Author: Nancy Marcus

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