AE |
EB |
CF |
FB |
AM |
AB |
AD |
A.
| B.
| C.
| D.
|
AM |
AB |
AD |
AB |
BC |
AB |
AC |
AB |
AB |
AC |
AE |
AC |
AM |
AB |
AD |
AF |
FB |
BC |
AF |
1 |
3 |
AD |
AD |
AF |
1 |
3 |
AD |
1 |
3 |
2 |
3 |
3 |
4 |
1 |
2 |
3 |
4 |
1 |
2 |
3 |
8 |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
3 |
b |
3 |
a |
b |
A.
| B.2 | C.2
| D.4 |
a |
b |
c |
a |
c |
0 |
c |
b |
A.0 | B.π | C.
| D.
|
x2 |
4 |
OP |
OA |
OB |
A.a2+b2≥2 | B.a2+b2≥
| C.a2+b2≤2 | D.a2+b2≤
|
u |
v |
v |
u |
a |
b |
a |
b |
c |
c |
a |
b |
a |
b |
a |
b |
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