x2+1 |
x2-1 |
x-2 |
x-1 |
x-2 |
x |
x2+1 |
(x+1)(x -1) |
x-2 |
x-1 |
x |
x-2 |
x2+1 |
(x+1)(x -1) |
x(x+1) |
(x+1)(x -1) |
1 |
x+1 |
5x+3 |
x-1 |
4x-2 |
x-1 |
a |
x |
x2-a2 |
x |
(a+1)(a-2) |
a2-4a+4 |
a |
a2-2a |
a+1 |
a-2 |
a3b+a2b2 |
a2+2ab+b2 |
a2-ab |
a2-b2 |
b |
a+2b |
a2+2ab+b2 |
a2-4b2 |
A.
| B.(a-3)-2=a-5 | ||||||||
C.(
| D.
|
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