Geometry
# Sum and Difference Trigonometric Formulas

If \(\sin \theta = \frac{1}{3},\) what is \(\sin 3\theta?\)

If \(\frac{\sin3\theta}{\cos3\theta+2\cos\theta}=7,\) what is the value of \(\tan\theta?\)

If \(\frac{\sin3\theta}{\cos3\theta+2\cos\theta}=4,\) what is the value of \(\tan\theta?\)

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