e1 |
e2 |
A.
| B.3
| ||||||||||||||||
C.
| D.
|
e1 |
e2 |
e1 |
e2 |
e1 |
e2 |
e2 |
e1 |
e1 |
e2 |
a |
b |
a |
b |
A.
| B.
| C.
| D.6 |
a |
b |
1 |
2 |
c |
a |
b |
d |
a |
b |
c |
d |
c |
d |
A.(-
| B.(
| C.(1,2) | D.(-1,-2) |
AD |
AB |
CO |
A.(-
| B.(-
| C.(
| D.(
|
AB |
A.(5,5) | B.(-5,-5) | C.(1,3) | D.(-5,5) |
a |
b |
a |
b |
A.(-4,-3) | B.(-4,-1) | C.(0,-3) | D.(0,-1) |
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