2 |
x+b |
2 |
x+b |
2 |
1+b |
|
|
2 |
x+1 |
2 |
x+1 |
2 |
x1+1 |
2 |
x2+1 |
2(x2-x1) |
(x1+1)(x2+1) |
x2+x1(1+x2) |
(x1+1)(x2+1) |
x2+x1(1+x2) |
(x1+1)(x2+1) |
2 |
x+1 |
x2+2x+2 |
x+1 |
A.(0,2) | B.不存在 | C.(1,2) | D.(1,-2) |
A.F(-
| B.F(-
| ||||
C.F(-
| D.F(-
|
(-1)n |
n |
m |
1 |
a |
1 |
2a |
1 |
2 |
m |
2 |
© 2017-2019 超级试练试题库,All Rights Reserved.