x |
2 |
x |
3 |
3x |
2 |
2x |
5 |
x |
2 |
x |
3 |
4 |
3 |
3x |
2 |
2x |
5 |
8 |
5 |
x2-1 |
x+1 |
(
| ||
x |
x | ||
(
|
A.1个 | B.2个 | C.3个 | D.4个 |
A.(1,2,3,4) | B.(0,3,4,0) | C.(-1,0,2,-2) | D.(0,-3,4,-1) |
A.f(x)=
| B.f(x)=1和g(x)=x0 | ||
C.f(x)=x+1和g(x)=
| D.f(x)=x和g(x)=lnex |
A.y=
| B.|y|=|x|和y3=x3 | ||||
C.y=logax2和y=2logax | D.y=x和y=logaax |
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