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Saturday, May 22, 2010
網友 (未來 ust phy 人?) 的朋友問了一條中(山)大(學)的入學試試題。
Problem 1.
Let
f
(
x
)
=
|
1
−
1
x
|
,
x
>
0
, if
0
<
a
<
b
and
f
(
a
)
=
f
(
b
)
, then prove that we must have
a
b
>
1
.
不難的,因最近都沒甚麼墨水...,放條問題吧。
2 comments:
徐
May 24, 2010 at 1:35 AM
科大數學系的同學?我係中大物理呀=)
點解會有我xanga ge?你識我ga?
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ustcclee
May 24, 2010 at 6:25 PM
我其實只係 o係 小明 xanga 亂禁的 - -。
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科大數學系的同學?我係中大物理呀=)
ReplyDelete點解會有我xanga ge?你識我ga?
我其實只係 o係 小明 xanga 亂禁的 - -。
ReplyDelete