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OpenStudy (anonymous):
I have to find the amplitude period and phase shift y=1/5cos(4x+pi/2)
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OpenStudy (anonymous):
amplitude is 1/5
OpenStudy (anonymous):
Amplitude: 1/5 Period: 2pi/5 Phase shift: 1/5cos (4(x+1pi/8) so the phase shift -1pi/8
OpenStudy (anonymous):
Hope that helps do you understand it or should i draw it?
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