b |
a |
A.[
| B.[e,
| C.[e,7] | D.[
|
c |
a |
1 |
4 |
c |
a |
b |
a |
b |
a |
b |
c |
b |
a |
| ||
ln
|
x |
lnx |
lnx-1 |
(lnx)2 |
e |
lne |
b |
c |
b |
a |
b |
a |
b |
a |
|
A.(2,0) | B.(-2,0) | C.(0,2) | D.(0,-2) |
A.(0,0) | B.(-1,1) | C.(-1,3) | D.(2,-3) |
A.(-1,3) | B.(-∞,-1)∪(3,+∞) | C.[-1,3] | D.(-∞,-1]∪[3,+∞) |
c |
2d |
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