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三角函数是描述周期现象的数学模型,在数学和其他学科领域中具有非常广泛的应用,它是高中数学乃至高等数学的重要基础知识之一,是每年高考的必考内容.本文拟对三角函数典型问题加以归类解析,供读者参考.
Trigonometric function is a mathematic model to describe the periodic phenomenon and has a very wide range of applications in mathematics and other disciplines. It is one of the important basic knowledge of high school mathematics and even higher mathematics and is the compulsory part of the annual college entrance examination. Typical problems to be classified analysis, for readers reference.