摘要
本文介绍了三角函数最值问题常见的题型和解法,以及在解决三角函数问题中的技巧。
The paper presents how to solve the maximum and minimum problems of trigonometric function by using the properties of trigonometric functions and some conversion skills.
关键词
三角函数的最值
单调性
有界性
换元
the maxima and minima of trigonometric functions
monotone property
bounded property
convert the unknown quantity
