2x |
x2-4 |
1 |
x-2 |
a |
a-1 |
a2-a |
a2-1 |
1 |
a-1 |
2x |
(x+2)(x-2) |
x+2 |
(x+2)(x-2) |
2x-x-2 |
(x+2)(x-2) |
1 |
x+2 |
a |
a-1 |
a+1 |
a |
1 |
a-1 |
a+1 |
a-1 |
1 |
a-1 |
a |
a-1 |
x+2 |
x-2 |
4 |
x2-4x+4 |
x |
x-2 |
x2 |
2-x |
4 |
x-2 |
3 |
4ab |
a-b |
4ab |
a+b |
5 |
2 |
3 |
2 |
x2 |
x+1 |
1 |
x+1 |
x-1 |
x |
1 |
x |
x |
x2-2x |
1 |
1+x |
2x |
1-x2 |
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