x |
x-1 |
1 |
x+1 |
1 |
x2-1 |
x(x+1) |
(x-1)(x+1) |
x-1 |
(x-1)(x+1) |
x2+x-x+1 |
(x-1)(x+1) |
x2+1 |
x2-1 |
x |
x-1 |
1 |
x+1 |
1 |
x2-1 |
x2+1 |
x2-1 |
x2-1 |
1 |
x3-x2 |
x2-x |
1-x2 |
x+1 |
2 |
xy |
3 |
x+y |
4 |
x-y |
1 |
x2yz |
2 |
xy2z |
3 |
zyz2 |
x |
x-1 |
x-1 |
x |
m2+4m+4 |
m2-4 |
m2+2m |
m-2 |
a-1 |
a2-4a+4 |
a+2 |
a2-2a |
4 |
a |
1 |
x |
2 |
x2 |
2 |
x |
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