题目列表(包括答案和解析)
若向量满足:则 ( )
A.2 | B. | C.1 | D. |
OA |
OB |
OC |
OA |
OB |
OC |
3 |
2 |
1 |
2 |
OA |
3 |
OB |
OC |
OB |
OC |
2π |
3 |
OA |
OB |
π |
2 |
1 |
a3 |
4 |
a2008 |
BC |
a |
β |
a |
b |
c |
a |
b |
a |
c |
a |
0 |
b |
c |
a |
b |
a |
b |
7 |
a |
b |
c |
a |
b |
c |
a |
b |
c |
a |
b |
a |
b |
a |
b |
a |
b |
c |
a |
b |
a |
c |
b |
c |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
a |
b |
a |
b |
c |
a |
b |
a |
c |
b |
c |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
a |
b |
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