a |
x |
1 |
lnx |
1 |
x-1 |
1 |
2 |
1 |
x |
a |
x2 |
x-a |
x2 |
1 |
lnx |
1 |
x-1 |
1 |
2 |
1 |
xln2x |
1 |
(x-1)2 |
(x-1)2-xln2x |
x(x-1)2ln2x |
2(x-lnx-1) |
x |
1 |
x |
1 |
lnx |
1 |
x-1 |
1 |
2 |
1 |
lnx |
1 |
x-1 |
1 |
2 |
A.f(x)-1是奇函数 | B.f(x)+1是奇函数 |
C.f(x)+2011是奇函数 | D.f(x)-2011是奇函数 |
1 |
2 |
A.c>a>b | B.c>b>a | C.a>c>b | D.b>a>c |
x |
ax+b |
1 |
2 |
1 |
4 |
1 |
2 |
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