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10 questions from this quiz
Trig functions are periodic
[0,π][0, \pi][0,π]
[−π2,π2][-\frac{\pi}{2}, \frac{\pi}{2}][−2π,2π]
x=2nπ±cos−1(a)x = 2n\pi \pm \cos^{-1}(a)x=2nπ±cos−1(a)
x=nπ+tan−1(a)x = n\pi + \tan^{-1}(a)x=nπ+tan−1(a)
π\piπ
π3\frac{\pi}{3}3π
−π6-\frac{\pi}{6}−6π
Isolate the entire expression
n∈Zn \in \mathbb{Z}n∈Z
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