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