1 |
2 |
1 |
2 |
c |
a |
1 |
2 |
x2 |
4 |
y2 |
3 |
y0 |
x0+2 |
6y0 |
x0+2 |
6y0 |
x0+2 |
| ||
4-1 |
2y0 |
x0+2 |
y0 |
x0-2 |
2y0 |
x0-2 |
2y0 |
x0-2 |
| ||
4-1 |
2y0 |
3(x0-2) |
2y0 |
x0+2 |
2y0 |
3(x0-2) |
4y02 |
3(x02-4) |
x2 |
4 |
y2 |
3 |
x02 |
4 |
y02 |
3 |
4y02 |
3(x02-4) |
p |
2 |
1 |
3 |
x2 |
a2 |
y2 |
b2 |
| ||
2 |
BP |
PA |
OQ |
AB |
FA |
FB |
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