x1+x2 |
2 |
1 |
x |
1 |
x |
1 |
e |
1 |
a |
1 |
e |
1 |
a |
1 |
a |
1 |
e |
1 |
a |
1 |
e2 |
y1-y2 |
x1-x2 |
a(x1-x2)-(lnx1-lnx2) |
x1-x2 |
lnx1-lnx2 |
x1-x2 |
x1+x2 |
2 |
2 |
x1+x2 |
lnx1-lnx2 |
x1-x2 |
2 |
x1+x2 |
x1 |
x2 |
2(x1-x2) |
x1+x2 |
2(
| ||
|
x1 |
x2 |
4 |
t+1 |
4 |
t+1 |
1 |
t |
4 |
(t+1)2 |
(t-1)2 |
t(t+1) |
4 |
t+1 |
2 |
3 |
1 |
3 |
1 |
2 |
π |
4 |
1 |
2t |
4
| ||
ex+1 |
A.[0,
| B.[
| C.(
| D.[
|
© 2017-2019 超级试练试题库,All Rights Reserved.