SOLUTION: phase shift of y= cos (x- pi/4)

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Question 636957: phase shift of y= cos (x- pi/4)
Answer by lwsshak3(11628) About Me  (Show Source):
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phase shift of y= cos (x- pi/4)
equation for cos function: Acos(Bx-C), A=amplitude, period=2π/B, Phase shift=C/B
For given equation:y=cos(x-pi/4)
B=1
C=π/4
phase shift=C/B=(π/4)/1=π/4 (shift to the right)