1 |
2 |
1 |
3 |
1 |
2 |
1 |
4 |
8 |
125 |
2 |
1 |
25 |
|
2 |
9 |
2 |
1 |
25 |
2 |
1 |
25 |
1 |
2 |
1 |
4 |
8 |
125 |
9 |
4 |
1 |
2 |
8 |
125 |
1 |
3 |
3 |
2 |
5 |
2 |
2 |
9 |
2 |
9 |
1 |
9 |
|
2 |
9 |
1 |
9 |
1 |
9 |
1 |
4 |
1 |
4 |
A.f(x•y)=f(x)•f(y) | B.f(x•y)=f(x)+f(y) | C.f(x+y)=f(x)•f(y) | D.f(x+y)=f(x)+f(y) |
3logax-2 |
A.(0,+∞) | B.(-∞,0) | C.[0,
| D.(0,
|
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