Identify the amplitude and phase shift for this equation.
?
?
A. Amplitude = 3
Phase shift = 
B. Amplitude = 2
Phase shift = 
C. Amplitude = 2
Phase shift = 
D. Amplitude = 2
Phase shift = 
E. Amplitude = 2
Phase shift = 
Answer: B
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5.
A. ? B. ? C. < D. >