y2 |
4 |
AP |
PB |
1 |
2 |
AP |
PB |
|
m+λn |
1+λ |
2(m-λn) |
1+λ |
y2 |
4 |
(1+λ)2 |
4λ |
4 |
5 |
5 |
5 |
1 |
2 |
1 |
2 |
(1+λ)2 |
λ |
1 |
2 |
1 |
λ |
1 |
2 |
1 |
λ |
1 |
2 |
1 |
2 |
8 |
3 |
8 |
3 |
A.
| B.
| C.
| D.
|
x2 |
7 |
y2 |
9 |
2 |
A.4 | B.8 | C.16 | D.32 |
| ||
|
| ||
|
A.1+2
| B.3+2
| C.4-2
| D.5-2
|
x2 |
a2 |
y2 |
b2 |
1 |
8 |
A.(1,8] | B.(1,
| C.(
| D.(2,3] |
x2 |
36 |
y2 |
45 |
© 2017-2019 超级试练试题库,All Rights Reserved.