a+3 |
a-2 |
1 |
2-a |
a2-4 |
3 |
a+3 |
a-2 |
1 |
2-a |
a2-4 |
3 |
a+3 |
a-2 |
1 |
a-2 |
a2-4 |
3 |
a+2 |
a-2 |
a2-4 |
3 |
a+2 |
a-2 |
3 |
(a+2)(a-2) |
3 |
a2-4a+4 |
3 |
-1+4 |
3x |
x-2 |
x |
x+2 |
x2-4 |
x |
a |
a-2 |
a-3 |
a2-4 |
a+2 |
a2+4a+4 |
x2-2x |
x2-4 |
2x |
x+2 |
2x |
x2-1 |
x+1 |
x |
x2+4x+4 |
x2-16 |
x+2 |
2x-8 |
2x |
x+4 |
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