SOLUTION: Find the period cos(7x)

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Question 444630: Find the period
cos(7x)
Answer by lwsshak3(11628) About Me  (Show Source):
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Find the period
cos(7x)


Standard form for the cosine function: y=Acos(Bx-C), with A=amplitude, 2π/B=period, and C/B=Phase shift
For given function, cos(7x), B=7
so period=2π/7
Amplitude=1, and phase shift=0
ans:
Period of given function=2π/7