3 |
x-1 |
x2-4x+4 |
x-1 |
3 |
x-1 |
x2-1 |
x-1 |
x-1 |
(x-2)2 |
(x+2)(x-2) |
x-1 |
x-1 |
(x-2)2 |
x+2 |
x-2 |
-1+2 |
-1-2 |
1 |
3 |
1 |
1-x |
1 |
1+x |
2 |
1-x2 |
x2-1 |
4x2 |
x |
x+1 |
x+3 |
x+1 |
x2-2x+1 |
x2+4x+3 |
1 |
a2-b2-c2 |
1 |
b2-a2-c2 |
1 |
c2-a2-b2 |
2x-6 |
x-2 |
5 |
x-2 |
A.-
| B.
| C.
| D.
|
1 |
x-2 |
1 |
x+2 |
x2-4 |
x |
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