2x |
x2-4 |
1 |
x+2 |
3 |
2x |
(x-2)(x+2) |
X-2 |
(x+2)(x-2) |
2x-(x-2) |
(x-2)(x+2) |
x+2 |
(x-2)(x+2) |
1 |
x-2 |
3 |
1 |
x-2 |
1 | ||
2+
|
1 | ||
|
| ||
3 |
-10±
| ||
6 |
-5±7 |
3 |
2 |
3 |
1 |
x-2 |
x2-1 |
2x-4 |
5a-1 |
a-1 |
a+1 |
a-1 |
3 |
x2 |
x-1 |
2x |
1-x |
2 |
x-1 |
x2+3x |
x-1 |
1 |
x |
2 |
2 |
a3b+a2b2 |
a2+2ab+b2 |
a2-ab |
a2-b2 |
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