x-3 |
x2-1 |
x2+x |
x2+2x+1 |
1 |
x-1 |
x-3 |
x2-1 |
x2+x |
x2+2x+1 |
1 |
x-1 |
x-3 |
(x+1)(x-1) |
(x+1)2 |
x(x+1) |
1 |
x-1 |
x-3 |
x(x-1) |
1 |
x-1 |
3 |
x(x-1) |
a |
a2-b2 |
1 |
a+b |
b |
b-a |
15 |
x-1 |
x2-4x |
x2-x |
3 |
1 |
x+3 |
x2+4x+4 |
x2-9 |
1 |
x-1 |
1 |
x+1 |
x |
2x2-2 |
2 |
3x |
x-1 |
x |
x+1 |
2x |
x2-1 |
3 |
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