|2y+|y|+10| |
|6y+2|y|+5| |
3y+10 |
8y+5 |
|y+10| |
|4y+5| |
5 |
4 |
5 |
3 |
5 |
4 |
5 |
4 |
5 |
4 |
5 |
3 |
5 |
4 |
5 |
4 |
5 |
4 |
5 |
4 |
4-x |
3 |
x+3 |
4 |
2-3x |
5 |
A.x<1 | B.-
| ||||||
C.-
| D.-
|
A.x<2 | B.x<
| C.
| D.
|
1 |
m2+m |
1 |
(m+1)2+(m+1) |
1 |
n2+n |
1 |
23 |
|
A.49对 | B.42对 | C.36对 | D.13对 |
A.1≤a≤2 | B.2≤a≤3 | C.
| D.
|
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