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Geometry
Sum and Difference Trigonometric Formulas
Excel in math and science
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Concept Quizzes
Excel in math and science
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Our wiki is made for math and science
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by Brilliant Staff
If \(\sin \theta = \frac{1}{3},\) what is \(\sin 3\theta?\)
Excel in math and science
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by Brilliant Staff
What is \(6\times\left(\frac{3\times\tan10^{\circ}-\tan^3 10^{\circ}}{1-3\times\tan^2 10^{\circ}}\right)^2?\)
Excel in math and science
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by Brilliant Staff
If \(\frac{\sin3\theta}{\cos3\theta+2\cos\theta}=7,\) what is the value of \(\tan\theta?\)
Excel in math and science
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Our wiki is made for math and science
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by Brilliant Staff
If \(\frac{\sin3\theta}{\cos3\theta+2\cos\theta}=4,\) what is the value of \(\tan\theta?\)
Excel in math and science
Master concepts by solving fun, challenging problems.
It's hard to learn from lectures and videos
Learn more effectively through short, conceptual quizzes.
Our wiki is made for math and science
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by Brilliant Staff