π |
2 |
π |
8 |
3π |
8 |
A.x=
| B.x=
| C.x=
| D.x=
|
π |
2 |
π |
8 |
π |
8 |
π |
8 |
π |
2 |
3π |
8 |
3π |
8 |
3π |
8 |
π |
2 |
π |
2 |
π |
4 |
π |
4 |
π |
2 |
kπ |
2 |
π |
8 |
5π |
8 |
π |
4 |
3π |
4 |
A.[1+
| B.[1+
| C.[1-
| D.[-1,3] |
a |
b |
a |
b |
m |
1 |
2 |
n |
π |
4 |
OQ |
m |
OP |
n |
| ||
2 |
π |
4 |
π |
2 |
π |
2 |
2 |
A.sin2α>2sinα | B.sin2α<2sinα |
C.sin2α=2sinα | D.sin2α≥2sinα |
© 2017-2019 超级试练试题库,All Rights Reserved.