x2-1 |
x2-2x+1 |
1-x |
x+1 |
x |
x-1 |
4 |
x+1 |
4 |
x+1 |
x2-1 |
x2-2x+1 |
1-x |
x+1 |
x |
x-1 |
(x+1)(x-1) |
(x-1)2 |
1-x |
x+1 |
x-1 |
x |
(x+1)(x-1) |
(x-1)2 |
x-1 |
x |
1-x |
x+1 |
x-1 |
x |
x+1 |
x |
(x-1)2 |
x(x+1) |
(x+1)2-(x-1)2 |
x(x+1) |
4x |
x(x+1) |
4 |
x+1 |
4 |
x+1 |
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