x2 |
16 |
y2 |
4 |
1 |
4 |
A.4 | B.20 | C.64 | D.不确定 |
x2 |
16 |
y2 |
4 |
y1 |
x1 |
y2 |
x2 |
1 |
4 |
y1 |
x1 |
y2 |
x2 |
1 |
4 |
y | 21 |
1 |
4 |
x | 21 |
y | 22 |
1 |
4 |
x | 22 |
x | 21 |
x | 22 |
1 |
4 |
x | 21 |
1 |
4 |
x | 22 |
x | 21 |
x | 22 |
x | 21 |
y | 21 |
x | 22 |
y | 22 |
x | 21 |
1 |
4 |
x | 21 |
x | 22 |
1 |
4 |
x | 22 |
| 21 |
x | 22 |
1 |
5 |
5 |
5 |
π |
3 |
x2 |
a2 |
y2 |
b2 |
PF1 |
PF2 |
| ||
3 |
x2 |
a2 |
y2 |
b2 |
π |
3 |
| ||
3 |
5 |
4 |
MA |
MB |
A.
| B.
| C.
| D.
|
A.5,3,
| B.10,6,
| C.5,3,
| D.10,6,
|
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