SOLUTION: What is the amplitude, period, and vertical shift for the equation f(t)= 2cos(4x)-1?

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Question 867697: What is the amplitude, period, and vertical shift for the equation f(t)= 2cos(4x)-1?
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
What is the amplitude, period, and vertical shift for the equation f(t)= 2cos(4x)-1?
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f(t)= 2cos(4x)-1
period = 2pi%2F4 = pi%2F2
amplitude is 2 units
vertical shift DOWN 1 unit