关于几类典型的定积分的计算方法

摘要

本文通过具体例题，介绍了几类典型的定积分计算的方法，掌握这些方法和技巧既可减少计算量，提高效率，又可以开拓解题思路，提高定积分的解题技能。同时给出了概率积分+肄0乙 e-x2 dx一种最简单的计算方法。%This paper introduces the calculation methods of several kinds of typical definite integrals through specific examples. To master these methods and techniques can reduce the amount of computation, improve efficiency, and can also develop problem-solving ideas. At the same time, the most simple calculation method of the probability integral +∞0∫ e-x2 dx is given.