a2 |
a+2 |
4 |
a+2 |
2x-3 |
x |
x2-9 |
x |
8 |
|
3 | ||
|
5 |
5 |
5 |
1 | ||
|
a2-4 |
a+2 |
(a+2)(a-2) |
a+2 |
2x-3-x |
x |
x2-9 |
x |
x-3 |
x |
x |
(x+3)(x-3) |
1 |
x+3 |
2 |
| ||
2 |
3 |
5 |
2 |
2 |
3 |
5 |
5 |
5 |
5 |
5 |
a+1 |
a2-2a |
a2-1 |
a-2 |
3x |
x-2 |
x |
x+2 |
2x |
x2-4 |
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 |
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