a+2 |
a2-2a |
8 |
4-a2 |
a-2 |
a |
a+2 |
a(a-2) |
8 |
(a+2)(a-2) |
a-2 |
a |
(a+2)2-8a |
a(a+2)(a-2) |
a |
a-2 |
(a2+4a+4-8a) |
a(a+2)(a-2) |
a |
a-2 |
(a-2)2 |
a(a+2)(a-2) |
a |
a-2 |
1 |
a+2 |
1 |
-1+2 |
2x |
x2-4 |
1 |
x+2 |
3 |
1 |
x-2 |
x2-1 |
2x-4 |
5a-1 |
a-1 |
a+1 |
a-1 |
3 |
x2 |
x-1 |
2x |
1-x |
2 |
x-1 |
x2+3x |
x-1 |
1 |
x |
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