SOLUTION: Determine the amplitude, period, and phase shift of y = -2 cos (pi x -3).

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Question 980326: Determine the amplitude, period, and phase shift of y = -2 cos (pi x -3).
Answer by Alan3354(69443) About Me  (Show Source):
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Determine the amplitude, period, and phase shift of y = -2 cos (pi x -3).
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Amp = 2
Period = 2
Phase shift = -(pi - 3)/pi =~ -0.045