Math Problem Statement

三角函数的图像和周期性

Solution

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Math Problem Analysis

Mathematical Concepts

Trigonometry
Graphs of Trigonometric Functions
Periodicity

Formulas

\( \sin(x + 2\pi) = \sin(x) \)
\( \cos(x + 2\pi) = \cos(x) \)
\( \tan(x + \pi) = \tan(x) \)

Theorems

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Suitable Grade Level

High School