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Alik [6]
3 years ago
7

Sin(13pi/2) in periodic function

Mathematics
1 answer:
Nataliya [291]3 years ago
5 0
Answer: 1
13pi/2 can be simplified onto 6 pi/2, so it goes around the unit circle 6 times and left with pi/2. the coordinates of pi/2 is (0,1). the trigonometric function sin is y/r. since r is always 1 on the unit circle, the answer is the y value, in this case it is 1.
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