x2 |
a3 |
y2 |
b2 |
| ||
2 |
2 |
c |
a |
| ||
2 |
2 |
(-c)2 |
a2 |
y2 |
b2 |
| ||
2 |
2 |
2 |
1 |
2 |
NP |
FQ |
c |
a |
| ||
2 |
2 |
(-c)2 |
a2 |
y2 |
b2 |
| ||
2 |
2 |
2 |
2 |
x2 |
2 |
|
3 |
2 |
8k |
2k2+1 |
6 |
2k2+1 |
2 | ||
|
(1+k2)[(x1+x2)2-4x1x2] |
1 |
2 |
(x1+x2)2-4x1x2 |
|
3 |
2 |
|
|
16 |
t |
| ||
2 |
7 |
2 |
| ||
2 |
|
4m |
3 |
2m2-2 |
3 |
NP |
FQ |
NP |
FQ |
2m2-2 |
3 |
4 |
3 |
4 |
3 |
4 |
3 |
4 |
3 |
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