a-1 |
a2-4a+4 |
a2-4 |
2a-2 |
8 |
x+1 |
x+3 |
x+1 |
3 |
2 |
a-1 |
(a-2)2 |
(a+2)(a-2) |
2(a-1) |
a+2 |
2(a-2) |
-1+2 |
2(-1-2) |
1 |
6 |
(x+1)(x-1)-8 |
x+1 |
x+1 |
x+3 |
(x+3)(x-3) |
x+1 |
x+1 |
x+3 |
3 |
2 |
3 |
2 |
4x |
x-3 |
x |
x+3 |
3x |
x2-9 |
a2-1 |
a2+6a+9 |
a2-9 |
a-1 |
1 |
a+1 |
1 |
a-1 |
2a |
a2-2a+1 |
x-1 |
x+1 |
2x |
x2-1 |
1 |
x2-1 |
1 |
x-1 |
x |
x2-1 |
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