x-5 |
x2-9 |
x2-2x-15 |
x2+6x+9 |
1 |
x-3 |
3 |
x-5 |
(x-3)(x+3) |
(x+3)2 |
(x-5)(x+3) |
1 |
x-3 |
2 |
x-3 |
3 |
3 |
3 |
x-1 |
1 |
x+1 |
x2-1 |
x |
2 |
1 |
2 |
a |
a-1 |
x4-16 |
x4+8x2+16 |
x2-x-2 |
x2+4 |
x2+x |
x2+2x+1 |
x-y |
x+2y |
x2-y2 |
x2+4xy+4y2 |
3 |
3 |
1 |
x2-2x |
1 |
x2-4x+4 |
2 |
x2-2x |
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