题目内容
若f(x)=
,则f(
)+f(
)=______.
| 4x |
| 4x+2 |
| 1 |
| 2005 |
| 2004 |
| 2005 |
∵f(x)=
,
∴f(1-x)=
,
则f(x)+f(1-x)=
+
=1
∵
+
=1
∴f(
)+f(
)=1
故答案为:1
| 4x |
| 4x+2 |
∴f(1-x)=
| 41-x |
| 41-x+2 |
则f(x)+f(1-x)=
| 4x |
| 4x+2 |
| 41-x |
| 41-x+2 |
∵
| 1 |
| 2005 |
| 2004 |
| 2005 |
∴f(
| 1 |
| 2005 |
| 2004 |
| 2005 |
故答案为:1
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