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alexandr402 [8]
3 years ago
10

What is the period of y = 5 cos x? What is the period of y= cos 5x

Mathematics
1 answer:
Morgarella [4.7K]3 years ago
6 0
Period of cos(Bx) is 2pi/B

first case, B = 1

Second case, B = 2

so period of 5*cos x is 2pi/1 = 2pi

period of cos 5x is 2pi/5

hope this help
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