3x |
x+2 |
x |
x-2 |
2x |
x2-4 |
5 |
3x(x-2) |
(x+2)(x-2) |
x(x+2) |
(x+2)(x-2) |
(x+2)(x-2) |
2x |
2x(x-4) |
(x+2)(x-2) |
(x+2)(x-2) |
2x |
5 |
5 |
5 |
a+b |
a-b |
a |
b-a |
2y |
y-3 |
y |
y+3 |
y2-9 |
y |
3x |
x-1 |
x |
x+1 |
x2-1 |
x |
1 |
a |
1 |
b |
x-1 |
x |
x2+1 |
x |
x+3 |
x2-3x |
x-1 |
x2-6x+9 |
x-9 |
x |
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