1 |
x |
x+1 |
x |
1 |
x |
x-1 |
x-2 |
x+b |
x+a |
1 |
x+a |
1 |
x-1 |
x |
x-1 |
1 |
x |
x-1 |
x-2 |
1 |
x-2 |
x+1 |
x |
1 |
x |
x-1 |
x-2 |
1 |
x |
x+b |
x+a |
b-a |
x+a |
x+b |
x+a |
b-a |
x |
x+b |
x+a |
b-a |
x |
k |
x |
k |
x |
A.一、二 | B.一、三 | C.二、四 | D.三、四 |
A.y=
| B.y=4x | C.y=-
| D.y=3x-1 |
1-2m |
x |
2 |
x |
x |
2 |
A.1个 | B.2个 | C.3个 | D.4个 |
2m-1 |
x |
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