a2-b2 |
a2-2ab+b2 |
2a-ab |
b-2 |
2 |
2 |
a2-b2 |
a2-2ab+b2 |
2a-ab |
b-2 |
(a+b)(a-b) |
(a-b)2 |
a(2-b) |
b-2 |
1 |
a |
a+b |
a-b |
2b |
a-b |
2 |
2 |
2 |
1 |
a-2 |
1 |
a+2 |
2 |
a2-4 |
3 |
5 |
9-6x+x2 |
x-3 |
| ||
x2-3x |
2 |
2x-3 |
4x2-2x |
8 |
2x-1 |
3x |
x-1 |
x |
x+1 |
x |
x2-1 |
3 |
1 |
x+1 |
x2-2x+1 |
x2-1 |
x-1 |
x+1 |
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