Multiple Choice
Find the period P, amplitude A, and phase shift S, and graph at least two periods of the equation. y = 4 sin (3x + 60°)
A) P = 90°, A = 3, S = 15°
B) P = 90°, A = 3, S = -15°
C) P = 120°, A = 4, S = 20°
D) P = 90°, A = 3, S = 15°
E) P = , A = 4, S = -20°
Correct Answer:

Verified
Correct Answer:
Verified
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