SOLUTION: Determine the period for y=1/2cos(5piex-3)

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Question 881902: Determine the period for y=1/2cos(5piex-3)
Answer by lwsshak3(11628) About Me  (Show Source):
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Determine the period for y=1/2cos(5piex-3)
y=%281%2F2%29cos%285%28pi%29x-3%29
Form of equation for cos function:Acos(Bx-C)period, A=amplitude, period=2π/B
For given function: y=%281%2F2%29cos%285%28pi%29x-3%29
B=5π
period=2π/B=2π/5π=2/5 radians