x2 |
a2 |
y2 |
b2 |
x2 |
a2 |
y2 |
b2 |
2 |
6 |
F1M |
F2M |
OA |
OB |
2 |
6 |
F1M |
F2M |
F1M |
F2M |
|
|
|
x2 |
8 |
y2 |
4 |
F1M |
F2M |
F1M |
F2M |
x2 |
a2 |
y2 |
b2 |
x2 |
a2 |
x2 |
a2 |
c2 |
a2 |
c2 |
a2 |
1 |
2 |
c |
a |
| ||
2 |
| ||
2 |
| ||
2 |
OA |
OB |
|
-4km |
1+2k2 |
2m2-8 |
1+2k2 |
2m2-8 |
1+2k2 |
-4km |
1+2k2 |
m2-8k2 |
1+2k2 |
OA |
OB |
2m2-8 |
1+2k2 |
m2-8k2 |
1+2k2 |
3m2-8 |
8 |
|
2
| ||
3 |
2
| ||
3 |
|m| | ||
|
2
| ||
3 |
8 |
3 |
2
| ||
3 |
x2 |
8 |
y2 |
4 |
2
| ||
3 |
2
| ||
3 |
2
| ||
3 |
2
| ||
3 |
OA |
OB |
8 |
3 |
OA |
OB |
1+k2 |
|
|
|
1 |
k2 |
4
| ||
3 |
3 |
| ||
2 |
4
| ||
3 |
4
| ||
3 |
3 |
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x2 |
a2 |
y2 |
b2 |
2 |
6 |
OA |
OE |
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x2 |
a2 |
y2 |
b2 |
2 |
6 |
OA |
OB |
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x2 |
a2 |
y2 |
b2 |
1 |
3 |
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x2 |
a2 |
y2 |
b2 |
| ||
2 |
2
| ||
3 |
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科目:高中數(shù)學 來源: 題型:
x2 |
a2 |
y2 |
b2 |
| ||
2 |
2 |
OA |
OB |
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