x2 |
x2-4 |
2+x |
x2-2x |
1 |
x-2 |
x2 |
(x+2)(x-2) |
x+2 |
x(x-2) |
1 |
x-2 |
x |
(x-2)2 |
x-2 |
(x-2)2 |
2 |
(x-2)2 |
a2+2a+1 |
a2-1 |
1 |
a-1 |
2 |
1 |
x+1 |
x+2 |
x2-1 |
x2-2x+1 |
x 2+4x+4 |
y |
7x |
2 |
x |
a-2 |
a-1 |
2a-3 |
a-1 |
12 |
m2-9 |
2 |
m-3 |
x2 |
x-1 |
a |
a-b |
a2 |
a2-2ab+b2 |
a |
a+b |
a2 |
a2-b2 |
1 |
x-1 |
2 |
x2-1 |
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