x-4 |
x2-1 |
(x+1)(x-4) |
x2+2x+1 |
1 |
x-1 |
a-6 |
a2-4 |
2 |
2a-a2 |
x-4 |
(x-1)(x+1) |
(x+1)2 |
(x+1)(x-4) |
1 |
x-1 |
1 |
x-1 |
1 |
x-1 |
2 |
x-1 |
a-6 |
(a-2)(a+2) |
2 |
a(2-a) |
a-6 |
(a-2)(a+2) |
2 |
a(a-2) |
a2-6a |
a(a-2)(a+2) |
2a+4 |
a(a-2)(a+2) |
a2-4a+4 |
a(a-2)(a+2) |
(a-2)2 |
a(a-2)(a+2) |
a-2 |
a(a+2) |
3 |
x+2 |
x2-1 |
x+2 |
x+3 |
x2-3x |
x-1 |
x2-6x+9 |
9-x |
x2-3x |
1 |
a-1 |
a2-4a+4 |
a2-a |
x+3 |
x-2 |
1 |
2-x |
x2-4 |
3 |
1 |
x+2 |
x+3 |
x2-4 |
x2+5x+6 |
x2-4x+4 |
3 |
© 2017-2019 超级试练试题库,All Rights Reserved.