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10 questions from this quiz
1sinθ\frac{1}{\sin \theta}sinθ1
Where sinθ=0\sin \theta = 0sinθ=0
360∘360^\circ360∘ or 2π2\pi2π radians
(−∞,−1]∪[1,∞)(-\infty, -1] \cup [1, \infty)(−∞,−1]∪[1,∞)
Where cosθ=0\cos \theta = 0cosθ=0
θ=π2+nπ\theta = \frac{\pi}{2} + n\piθ=2π+nπ
cosθsinθ\frac{\cos \theta}{\sin \theta}sinθcosθ
180∘180^\circ180∘ or π\piπ radians
Decreases from positive to negative ∞\infty∞
(−∞,∞)(-\infty, \infty)(−∞,∞)
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