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10 cards from this deck
Periodic nature - functions repeat values in cycles
nnn can be any integer: ..., -2, -1, 0, 1, 2, ...
[0,ฯ][0, \pi][0,ฯ]
[โฯ2,ฯ2][-\frac{\pi}{2}, \frac{\pi}{2}][โ2ฯโ,2ฯโ]
(โฯ2,ฯ2)(-\frac{\pi}{2}, \frac{\pi}{2})(โ2ฯโ,2ฯโ)
x=2nฯยฑcosโกโ1(a)x = 2n\pi \pm \cos^{-1}(a)x=2nฯยฑcosโ1(a), nโZn \in \mathbb{Z}nโZ
x=nฯ+tanโกโ1(a)x = n\pi + \tan^{-1}(a)x=nฯ+tanโ1(a), nโZn \in \mathbb{Z}nโZ
x=nฯ+(โ1)nsinโกโ1(a)x = n\pi + (-1)^n\sin^{-1}(a)x=nฯ+(โ1)nsinโ1(a), nโZn \in \mathbb{Z}nโZ
2ฯ2\pi2ฯ radians
ฯ\piฯ radians
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