1的双曲线C1的实半轴长a和虚半轴长b同时增加m(m>" />
The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
Bookmark and Share
tang shui bu deng shi de duo jiao du ying yong
Author(s): 
Pages: 24-25
Year: Issue:  5
Journal: Friend for Senior Middle School Students

Keyword:  糖水不等式离心率轴长正实数加糖正弦定理道顺判断函数正弦函数通项公式;
Abstract: <正>一般地,设a,b为正实数,且a<b,m>0,则(a+m)/(b+m)>a/b。这个不等式是课本的一道例题,可以形象地比喻成:"向一杯糖水里添加点糖,糖水加糖变甜了",所以这个不等式也被称为"糖水不等式"。本文谈谈"糖水不等式"在解题中的应用,希望能给同学们一些启发。一、在圆锥曲线中的应用例1(2015年湖北卷)将离心率为e1的双曲线C1的实半轴长a和虚半轴长b同时增加m(m>
Related Articles
No related articles found