2009 |
2010 |
1 |
1×2 |
1 |
2 |
1 |
2 |
1 |
2×3 |
1 |
2 |
1 |
2 |
1 |
3 |
1 |
3 |
1 |
4 |
1 |
1+k |
2009 |
2010 |
1 |
2010 |
A.-1 | B.1 | C.-2 | D.2 |
|
A.①y=0;②x=0;③y=1 | B.①y=0;②x<0;③y=1 |
C.①-1;②x>0;③y=0 | D.①y=-1;②x=0;③y=0 |
A.1 | B.
| C.2 | D.
|
A.y=7+2.6x | B.y=8+2.6x | C.y=7+2.6(x-2) | D.y=8+2.6(x-2) |
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