x2 |
a2 |
y2 |
b2 |
5 |
OA |
OB |
x2 |
a2 |
y2 |
b2 |
5 |
|
|
x2 |
15 |
y2 |
10 |
10 |
|6-8k| | ||
|
10 |
1 |
3 |
13 |
9 |
1 |
3 |
8 |
3 |
13 |
9 |
104 |
9 |
π |
2 |
OA |
OB |
OA |
OB |
π |
2 |
| ||
OP |
62+82 |
| ||
8 |
11 |
16 |
OA |
OB |
11 |
16 |
55 |
8 |
x2 |
a2 |
A.相交 | B.相切 |
C.相离 | D.与p的取值相关 |
QP |
QF |
FP |
FQ |
FA |
FB |
2 |
3 |
2 |
5 |
x2 |
a2 |
y2 |
b2 |
10 |
5 |
OC |
OD |
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