Question 1190018
A. Determine the amplitude and period of the following function.
1. y = 1/3cosx
If it's (1/3)cos(x):
Amplitude = 1/3
Period = 2pi radians
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B. Determine the Period, amplitude, phase shift and vertical shift of the following function.
1. y = 2cos3x-1/2
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Is it 2cos(3x) - 1/2 ?
Or 2cos(3x - 1/2) ?
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C. Graph
1. h(x) = 2sin(x+π/3)+1