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Verify the Identity

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$$\frac{\csc^2\theta-\cot^2\theta}{1-\sin^2\theta}=\sec^2\theta$$

Trigonometric Word Problem

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Kevin holds a kite string 5 feet above the ground. When he runs out of 400 feet of string, the kite is $$200\sqrt{3}+5$$ above the ground. Solve the equation $$h=d\sin\theta + c$$ to find the… Trigonometric Word Problem

Verify Trig Identity

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$$\frac{\sin \theta}{1+\cos \theta}+ \frac {1+\cos \theta} {\sin \theta} =2 \csc \theta$$