2x+3 |
x |
x2-9 |
x |
1 |
2 |
2x+3-x |
x |
x |
(x-3)(x+3) |
x+3 |
x |
x |
(x-3)(x+3) |
1 |
x-3 |
1 |
2 |
1 |
x-3 |
1 | ||
|
2 |
5 |
x2-9 |
x2+6x+9 |
3x3+9x2 |
x2-3x |
1 |
3 |
2x |
x3+2x2+x |
x-1 |
x2+x |
4x2-1 |
2-4x |
4x2+4x+1 |
x |
1 |
4 |
a2-b2 |
a2b-ab2 |
a2+b2 |
2ab |
3 |
11 |
3 |
11 |
x-3 |
3x2-6x |
5 |
x-2 |
| ||
3 |
x2-3x |
x-2 |
3 |
2-x |
A.
| B.
| C.
| D.
|
x2+6x+9 |
2(x+3) |
x2-3x |
x |
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