1 |
2x-1 |
1 |
2 |
1 |
2x-1 |
1 |
2 |
1 |
2-x-1 |
1 |
2 |
2x |
1-2x |
1 |
2 |
(2x-1)+1 |
2x-1 |
1 |
2 |
1 |
2x-1 |
1 |
2 |
1 |
2-x-1 |
1 |
2 |
1 |
2x-1 |
1 |
2 |
2x |
1-2x |
1 |
2x-1 |
a•3x+a-2 |
3x+1 |
T |
2 |
A.0 | B.
| C.T | D.-
|
A.是奇函数 |
B.是偶函数 |
C.既是奇函数又是偶函数 |
D.既不是奇函数也不是偶函数 |
1 |
S1 |
1 |
S2 |
1 |
S2 |
1 |
Sn |
3 |
4 |
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