π |
4 |
π |
8 |
3π |
8 |
π |
2 |
π |
2 |
1 |
3 |
4 |
3 |
A.1 | B.2 | C.3 | D.4 |
π |
4 |
π |
4 |
π |
2 |
π |
4 |
3π |
2 |
3π |
8 |
7π |
8 |
π |
4 |
3π |
8 |
7π |
8 |
π |
3 |
π |
6 |
π |
3 |
π |
6 |
π |
2 |
π |
2 |
π |
2 |
π |
2 |
π |
2 |
π |
2 |
π |
2 |
1 |
3 |
2 |
3 |
1 |
2 |
11 |
12 |
1 |
3 |
2 |
3 |
2 |
3 |
4 |
9 |
1 |
a |
4 |
c |
A.(-∞,2] | B.[2,+∞) | C.(-∞,3] | D.[3,+∞) |
1 |
3 |
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