2 |
x+2 |
x2-2x |
x |
x-2 |
x-1 |
x |
x+2 |
x(x-2) |
x2 |
x(x-2) |
x |
x-1 |
x+2-x2 |
x(x-2) |
x |
x-1 |
(x+1)(x-2) |
x(x-2) |
x |
x-1 |
x+1 |
x-1 |
2 |
x+1 |
x-1 |
2+
| ||
2+
|
| ||
|
2 |
1 |
x+1 |
1 |
1-x2 |
3x |
x+1 |
2 |
x2-x-6 |
x-3 |
x+3 |
x2+x-6 |
1 | ||
|
1 | ||
|
b |
a |
a |
b |
a+1 |
a2-a |
4 |
1-a2 |
a2+2a-3 |
a+3 |
x-5 |
x2-9 |
x2-2x-15 |
x2+6x+9 |
1 |
x-3 |
3 |
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