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Given that sin41∘=cosN∘ \sin 41 ^ \circ = \cos N ^ \circ sin41∘=cosN∘, where 0≤N≤90 0 \leq N \leq 90 0≤N≤90, what is the value of NNN?
If sinθ=55\sin\theta=\frac{\sqrt{5}}{5}sinθ=55 and π2<θ<π,\frac{\pi}{2}<\theta<\pi,2π<θ<π, what is the value of cos(−θ)?\cos(-\theta)?cos(−θ)?
Let f(x)=sinxf(x)=\sin xf(x)=sinx and g(x)=tanx.g(x)=\tan x.g(x)=tanx. If g(f(θ))g(f(\theta))g(f(θ))=37\frac{\sqrt{3}}{7}73, what is the value of g(f(−θ))?g(f(-\theta))?g(f(−θ))?
If tanθ=15,\tan\theta=15,tanθ=15, what is the value of −tan(−θ)?-\tan(-\theta)?−tan(−θ)?
If cosθ=75\cos\theta=\frac{\sqrt{7}}{5}cosθ=57 and 0<θ<π2,0<\theta<\frac{\pi}{2},0<θ<2π, what is the value of tan(−θ)?\tan(-\theta)?tan(−θ)?
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