5 |
5 |
OA |
OB |
x2 |
a2 |
y2 |
b2 |
| ||
2 |
c |
a |
5 |
1 |
2 |
|
2 |
2 |
OA |
OB |
2k |
4-k2 |
-2 |
4-k2 |
-2 |
4-k2 |
-2 |
4-k2 |
2k |
4-k2 |
2 |
2 |
OA |
OB |
2 |
|
x2 |
a2 |
y2 |
b2 |
x2 |
a2 |
y2 |
b2 |
A.e12+e22<2e32 | B.e1e2<e3 |
C.e1e2>e3 | D.e22-e12>2e32 |
3 |
2 |
1 |
2 |
x2 |
a2 |
y2 |
b2 |
1 |
2 |
x |
a |
y |
b |
| ||
7 |
HP |
PM |
PM |
3 |
2 |
MQ |
© 2017-2019 超级试练试题库,All Rights Reserved.