m |
. |
n |
m |
. |
n |
π |
6 |
π |
2 |
π |
3 |
m |
. |
n |
m |
. |
n |
1 |
2 |
π |
3 |
π |
3 |
π |
6 |
π |
2 |
π |
3 |
1 |
2 |
| ||
2 |
| ||
2 |
1 |
2 |
π |
6 |
π |
6 |
π |
2 |
π |
6 |
π |
6 |
5π |
6 |
1 |
2 |
π |
6 |
3 |
2 |
π |
3 |
3 |
2 |
a |
2 |
A+B |
2 |
i |
A-B |
2 |
j |
i |
j |
a |
| ||
2 |
| ||
2 |
1 |
2 |
π |
4 |
π |
4 |
π |
4 |
π |
4 |
A.最小正周期为π的奇函数 | ||
B.最小正周期为π的偶函数 | ||
C.最小正周期为
| ||
D.最小正周期为
|
3 |
5 |
A |
2 |
A.0 | B.1 | C.-1 | D.±1 |
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