2010-07-23 13:31:18 +0800 #1
Suppose that
[/img]: www.artofproblemsolv...44ecf7b87f9ace4e4fb9]
[/url],[url=www.artofproblemsolv...44ecf7b87f9ace4e4fb9][img]
[/img][/url],[url=www.artofproblemsolv...44ecf7b87f9ace4e4fb9][img]
[/img][/url] be three positive real numbers such that [url=www.artofproblemsolv...44ecf7b87f9ace4e4fb9][img . Prove that :
[/img]: www.artofproblemsolv...44ecf7b87f9ace4e4fb9][img
<= 号……
柯西就没法用啊,求思路。。。
走自己的路,窄也宽敞。
[/img]: www.artofproblemsolv...44ecf7b87f9ace4e4fb9]
[/url],[url=www.artofproblemsolv...44ecf7b87f9ace4e4fb9][img]
[/img][/url],[url=www.artofproblemsolv...44ecf7b87f9ace4e4fb9][img]
[/img][/url] be three positive real numbers such that [url=www.artofproblemsolv...44ecf7b87f9ace4e4fb9][img . Prove that :
[/img]: www.artofproblemsolv...44ecf7b87f9ace4e4fb9][img<= 号……
柯西就没法用啊,求思路。。。
走自己的路,窄也宽敞。