Which of the following statements is true? A. The amplitude of f(t)= -2 sin(2t) + 2 is 1. B. The period of g(t) =-1/2 cos(2t)

Question

Which of the following statements is true?
A. The amplitude of f(t)= -2 sin(2t) + 2 is 1.
B. The period of g(t) =-1/2 cos(2t) is π
C. The period of h(t) = 3 tan(2t) is π/4
D. The amplitude of k(t) = -3 tan t is -3.

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