x2 |
a2 |
y2 |
b2 |
| ||
3 |
3 |
| ||
3 |
c |
a |
| ||
3 |
3 |
3 |
3 |
3 |
2 |
x2 |
3 |
y2 |
2 |
6k3 |
2+3k2 |
-4k |
2+3k2 |
6k3 |
2+3k2 |
-4k |
2+3k2 |
OP |
OA |
OB |
6k2 |
2+3k2 |
-4k |
2+3k2 |
(
| ||
3 |
(
| ||
2 |
36k4 |
3(2+3k2)2 |
16k2 |
2(2+3k2)2 |
2 |
2 |
3 |
x2 |
4 |
y2 |
9 |
x2 |
a2 |
y2 |
b2 |
| ||
2 |
| ||
2 |
PF1 |
PF2 |
3 |
4 |
6 |
5 |
1 |
4 |
2
| ||
5 |
MA |
AF |
MB |
BF |
x2 |
a2 |
y2 |
b2 |
a2 |
c |
PM |
AP |
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