x2 |
a2 |
y2 |
b2 |
| ||
2 |
1 |
|A1D| |
1 |
|A2D| |
2 |
|FD| |
1 |
|A1D| |
1 |
|A2D| |
1 |
x+a |
1 |
x-a |
1 |
c+1+a |
1 |
c+1-a |
c |
a |
| ||
2 |
2 |
2 |
2 |
2 |
x2 |
2 |
|
x2 |
2 |
-4km |
2k2+1 |
-2km |
2k2+1 |
-2km |
m2 |
2k |
m |
2k2 |
m |
1 |
m |
2k |
m |
1 |
m |
MP |
MQ |
2k |
m |
1 |
m |
2k |
m |
1 |
m |
2k |
m |
A.
| B.
| C.
| D.
|
y1+y2 |
y0 |
x2 |
4 |
y2 |
a2 |
x2 |
a |
y2 |
2 |
A.1 | B.-1 | C.±1 | D.2 |
3 |
PA |
AB |
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