一个定积分公式的巧用  

Flexible application for a formula of definite integral

作　　者：谭璐芸[1] 

机构地区：[1]铁岭师专,辽宁铁岭112000

出　　处：《辽宁师专学报（自然科学版）》2014年第1期81-82,共2页Journal of Liaoning Normal College(Natural Science Edition)

摘　　要：应用一个关于定积分公式,给出两个例子的解题方法或证明过程,说明该公式能使解题或证明过程变得既简单又快捷.Herein this article, two examples with their solutions or process of proof on flexible application for a formula of definite integral were listed so as to illustrate that this formula can make the solution or the process of proof easy and quick.

关 键 词：定积分 公式 计算 巧用 

分 类 号：O172.2[理学—数学]