What would be a possible phase shift for the graph shown if we consider the graph to be a cosine function of the form y = a cos (x-c) ?
A. 3/2pi right
B. 1/4 pi left
C. 1/4 pi right
D. pi/2 right
+36916 The peak of the wave is usually at zero... it is shifted to the right to/by pi/4
