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10 questions from this quiz
kcos(kθ)k\cos(k\theta)kcos(kθ)
−ksin(kθ)-k\sin(k\theta)−ksin(kθ)
ksec2(kθ)k\sec^2(k\theta)ksec2(kθ)
111
1cosθ\frac{1}{\cos \theta}cosθ1
4sin(2θ)cos(2θ)4\sin(2\theta)\cos(2\theta)4sin(2θ)cos(2θ)
−12cos2(4θ+1)sin(4θ+1)-12\cos^2(4\theta+1)\sin(4\theta+1)−12cos2(4θ+1)sin(4θ+1)
6θsec2(3θ2+1)6\theta \sec^2(3\theta^2+1)6θsec2(3θ2+1)
cosθ=sin(π2−θ)\cos \theta = \sin(\frac{\pi}{2}-\theta)cosθ=sin(2π−θ)
222
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