a2-6a+9 |
4-b2 |
3-a |
2+b |
a2 |
3a-9 |
(a-3)2 |
-(b+2)(b-2) |
b+2 |
-(a-3) |
a2 |
3(a-3) |
a-3 |
b+2 |
a2 |
3(a-3) |
3(a-3)2-a2(b+2) |
3(b+2)(a-3) |
3a2-18a+27-a2b-2a2 |
3(b+2)(a-3) |
3 |
x-3 |
x+1 |
x2-2x+1 |
x2-1 |
1 |
a |
1 |
b |
2a-3ab+2b |
3a+4ab+3b |
x2-2x+1 |
x2 |
x-1 |
x2 |
3x+4 |
x2-1 |
2 |
x-1 |
x+2 |
x2-2x+1 |
|
2 |
1 |
4 |
1 |
x-1 |
1 |
x+1 |
x |
2x2-2 |
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