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OpenStudy (anonymous):
Determine the amplitude, period, and phase shift for the function y=3cos(5[x+pi/9])! Please help! You can write pi as pi.
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OpenStudy (anonymous):
Amplitude = 3 phase shift = 5pi/9 period = 2pi/5 I believe this is right, its been a while though.
OpenStudy (anonymous):
phase shift is just pi/9. Sorry
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