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AP Precalculus
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Unit 3: Trigonometric and Polar Functions
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Question
AP Precalculus
medium
mcq
1 pt
The period of f(x) = cos(3x) is
A.
2π/3
B.
3π
C.
2π
D.
π/3
Explanation
Core Concept
Period = 2π/3.
Correct Answer
A
2π/3
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