高一数学 第三讲 函数的增减性(国外英文资料) The reduction of the function A concept, In general, the domain of y = f (x) is A, interval IA If you have x1, x2, for any two values in the interval I, you have f (x1) f (x2) when x1 x2), then you say that y = f (x) ...
常用的有分析法、综合法、比较法、配方法、判别式法、反证法、数学归纳法、利用已知不等式法、利用已知函数的增减性、换元法、放缩法、调整法、构造法、积极分法。 Abstract: Discusses the proof inequality shallowly the method.Commonly used has the analytic method, the synthesis method, the comparison test...