a3 |
a+1 |
a |
a+1 |
m2 |
m-1 |
4a |
a2-1 |
1+a |
1-a |
a2b |
-cd3 |
2a |
d3 |
c |
2a |
a3 |
a+1 |
a |
a+1 |
a3-a |
a+1 |
a(a+1)(a-1) |
a+1 |
m2 |
m-1 |
m2-(m+1)(m-1) |
m-1 |
1 |
m-1 |
4a |
a2-1 |
1+a |
1-a |
4a |
(a+1)(a-1) |
(a+1)2 |
(a+1)(a-1) |
-(a-1)2 |
(a+1)(a-1) |
1-a |
1+a |
a2b |
-cd3 |
2a |
d3 |
c |
2a |
a6b3 |
c3d9 |
d3 |
2a |
c2 |
4a2 |
a3b3 |
8cd6 |
m-1 |
m |
m2-1 |
m2+2m |
1 |
9x2 |
5 |
6x |
3 |
4x2 |
4 |
2-a |
x2-4y2 |
x2+2xy+y2 |
x+2y |
x2+xy |
a-b |
a+2b |
a2-b2 |
a2+4ab+4b2 |
1 |
x-1 |
x+1 |
1-x |
x |
x-1 |
1 |
b2 |
a-b |
a+b |
a2-b2 |
a2+2ab+b2 |
© 2017-2019 超级试练试题库,All Rights Reserved.