a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
1 |
4 |
a |
b |
1 |
4 |
a |
b |
| ||||
|
|
-6 |
4×3 |
1 |
2 |
a |
b |
(
|
|
16-12+9 |
13 |
AB |
3π |
2 |
AC |
a |
b |
b |
b |
a |
π |
6 |
b |
A.4 | B.2
| C.2 | D.
|
a |
b |
a |
b |
a |
b |
7 |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
a |
b |
A.2
| B.2
| C.4 | D.12 |
a |
e1 |
e2 |
b |
e1 |
e2 |
e1 |
e2 |
a |
b |
a |
b |
a |
b |
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