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在许多三角问题的求解中,合理的运用代换方法解题,将会使求解过程简单化,甚至使一些很难求的问题快速求解.本文将从不同的侧面对此问题进行阐述,以供师生们参考.
In the solution of many trigonometric problems, the reasonable use of substitution methods to solve problems will simplify the solution process, and even make some difficult-to-solve problems quickly. This article will elaborate on this issue from different perspectives. Teacher and student reference.