1 |
2 |
|ST| |
|SP| |
|ST| |
|SQ| |
1 |
2 |
1 |
k |
1 |
x1 |
1 |
2 |
1 |
x1 |
2 |
x1 |
x1+x2 |
2 |
1 |
x1 |
1 |
2 |
1 |
x1 |
1 | ||
2
|
1 | ||
2
|
|ST| |
|SP| |
|ST| |
|SQ| |
|OT| |
|P′P| |
|OT| |
|Q′Q| |
|b| |
|y1| |
|b| |
|y2| |
1 |
2 |
|ST| |
|SP| |
|ST| |
|SQ| |
1 |
y1 |
1 |
y2 |
|
|
|ST| |
|SP| |
|ST| |
|SQ| |
4 |
5 |
4 |
5 |
A.(x-1)2+y2=4 | B.(x-1)2+y2=2 | C.y2=2x | D.y2=-2x |
PM |
PB |
CM |
CB |
16 |
5 |
9 |
5 |
5 |
3 |
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