bobcatmom8381 bobcatmom8381

14-09-2022
Mathematics

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Which function has a period of 2 π and an amplitude of 4 ?
(A) f(x)=2 cos 4 θ
(B) f(x)=4 cos 2 θ
(C) f(x)=2cos θ
(D) f(x)=4cos θ

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