π |
3 |
π |
12 |
5π |
12 |
π |
2 |
3 |
3 |
π |
2 |
π |
2 |
π |
2 |
π |
12 |
5π |
12 |
π |
2 |
π |
3 |
π |
12 |
π |
12 |
π |
3 |
π |
2 |
π |
12 |
5π |
12 |
π |
3 |
5π |
12 |
5π |
12 |
π |
3 |
π |
2 |
5π |
12 |
π |
2 |
π |
3 |
π |
3 |
2π |
3 |
π |
3 |
π |
2 |
π |
2 |
π |
3 |
3π |
2 |
5π |
12 |
11π |
12 |
7π |
12 |
π |
12 |
5π |
12 |
11π |
12 |
π |
2 |
π |
2 |
π |
2 |
π |
12 |
5π |
12 |
π |
2 |
1 |
2 |
π |
6 |
π |
6 |
1 |
2 |
1 |
2 |
A.两个有共同起点且共线的向量,其终点必相同 | ||||||||
B.模为0的向量与任一向量平行 | ||||||||
C.向量就是有向线段 | ||||||||
D.|
|
A.p∨q | B.p∧q | C.(¬p)∧(¬q) | D.(¬p)∨q |
π |
3 |
π |
6 |
2 |
π |
24 |
13π |
24 |
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