Asked by Anonymous
determine the amplitude,period and phase shift of y=-2cos(pix-3)
Answers
Answered by
Reiny
rewrite it in the most general form
y = -2 cos π(x - 3/π)
amplitude = 2
period = 2π/π = 2
phase shift = 3/π units to the right
y = -2 cos π(x - 3/π)
amplitude = 2
period = 2π/π = 2
phase shift = 3/π units to the right
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