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Visual Solutions

3 step-by-step animated solutions for Trigonometric Functions. Each solution breaks the problem into visual clips with key insights.

Standard4 steps
If tan⁡A=12\tan A = \dfrac{1}{2} and tan⁡B=13\tan B = \dfrac{1}{3}, then tan⁡(2A+B)\tan(2A + B) is equal to:
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Standard4 steps
The number of solutions of cos⁡2x=cos⁡x\cos 2x = \cos x in the interval [0,2π)[0, 2\pi) is _____.
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Tricky5 steps
The value of tan⁡9∘−tan⁡27∘−tan⁡63∘+tan⁡81∘\tan 9^\circ - \tan 27^\circ - \tan 63^\circ + \tan 81^\circ is:
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