作者boxgene (原来什麽事情都不简单)
看板trans_math
标题[积分] 请帮个忙
时间Tue Apr 11 22:10:38 2006
Prove the following statement :Let f be a positive continuous function
on [0 ，1] . Suppose that
1 1
S f(x) dx=a and S f(x^2) dx =b
0 0
Then a<２b
¯
请问这要怎麽做
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