【正文】
[4] 孫靜,[J]遼 ,24(3):6668. [5] 王建梅,[J].工科數(shù)學(xué),2002,18(6): 117121. [6] [J].鄭州紡織 ,9(4)(增刊):9192. [7] [J].衡陽(yáng)師范學(xué)院 ,25(3):1516. [8] 吳重儉,[J].工科數(shù)學(xué), 1995,11(1):104107. [9]《高等數(shù)學(xué)復(fù)習(xí)資料》,. The Extreme of a Function and Its ApplicationLI QianAbstract:In this paper,the extreme of a function and its application are discussed and the first 、the second sufficient condition and necessary condition of the function are given for solving extremum problems.For examples to analyse the way to solve the problems of the extreme of the function,and the extreme of the function of practical examples reflecting the extreme of the function plays an important role in our real life. Key words:function;extreme;application;sufficient condition;necessary condition 第11頁(yè)(共10頁(yè))