a |
x |
2 |
x |
2 |
π |
4 |
b |
2 |
x |
2 |
π |
4 |
x |
2 |
π |
4 |
a |
b |
a |
b |
2 |
x |
2 |
x |
2 |
π |
4 |
x |
2 |
π |
4 |
x |
2 |
π |
4 |
2 |
x |
2 |
| ||
2 |
x |
2 |
| ||
2 |
x |
2 |
1+tan
| ||
1-tan
|
tan
| ||
1+tan
|
x |
2 |
x |
2 |
x |
2 |
2 |
π |
4 |
π |
4 |
π |
4 |
2 |
π |
4 |
π |
4 |
π |
2 |
A.f(x)是周期为1的奇函数 |
B.f(x)是周期为2的偶函数 |
C.f(x)是周期为1的非奇非偶函数 |
D.f(x)是周期为2的非奇非偶函数 |
π |
3 |
π |
3 |
3 |
5 |
3 |
2 |
5 |
2 |
5 |
A.
| B.
| C.
| D.5π |
6k+1 |
3 |
6k-1 |
3 |
3 |
π |
3 |
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