题目内容
设g(x)=
则g(g(
))=
.
|
| 1 |
| 2009 |
| 1 |
| 2009 |
| 1 |
| 2009 |
分析:由g(x)=
,知g(g(
))=g(ln
)=eln
=
.
|
| 1 |
| 2009 |
| 1 |
| 22009 |
| 1 |
| 2009 |
| 1 |
| 2009 |
解答:解:∵设g(x)=
,
∴g(g(
))=g(ln
)
=eln
=
.
故答案为:
.
|
∴g(g(
| 1 |
| 2009 |
| 1 |
| 22009 |
=eln
| 1 |
| 2009 |
=
| 1 |
| 2009 |
故答案为:
| 1 |
| 2009 |
点评:本题考查对数的运算性质,解题时要认真审题,注意函数的性质和应用.
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