150 |
x |
150-x |
2x |
x-2 |
x+2 |
16 |
x2-4 |
4 |
x-2 |
1 |
x-4 |
4 |
x-1 |
2 |
x-3 |
3 |
x-2 |
1 |
x-4 |
3 |
x-2 |
2 |
x-3 |
4 |
x-1 |
-2x+10 |
x2-6x+8 |
-2x+10 |
x2-4x+3 |
1 |
x2-6x+8 |
1 |
x2-4x+3 |
5 |
2 |
5 |
2 |
5 |
2 |
3 |
x2+2x |
x |
x-1 |
3 |
(1-x)(x+2) |
x |
x+2 |
m+1 |
x+2 |
A.-1 | B.-2 | C.-3 | D.0 |
© 2017-2019 超级试练试题库,All Rights Reserved.