a |
a2-3a-1 |
b |
b2-3b-1 |
c |
c2-3c-1 |
4 |
9 |
a |
a2-3a-1 |
1 |
(b-1)(c-1) |
b |
b2-3b-1 |
1 |
(a-1)(c-1) |
c |
c2-3c-1 |
1 |
(a-1)(b-1) |
a |
a2-3a-1 |
b |
b2-3b-1 |
c |
c2-3c-1 |
4 |
9 |
1 |
(b-1)(c-1) |
1 |
(a-1)(c-1) |
1 |
(a-1)(b-1) |
4 |
9 |
(a-1)+(b-1)+(c-1) |
(a-1)(b-1)(c-1) |
4 |
9 |
4 |
9 |
4 |
9 |
1 |
4 |
33 |
2 |
33 |
2 |
3-x |
x-2 |
5 |
x-2 |
1 |
a2-1 |
1 |
a3-1 |
1 |
a100-1 |
A.
| B.
| C.
| D.
|
a2 |
b |
10a+5b-ab |
a+2b-5 |
a |
b |
1 |
x |
1 |
x |
1 | ||
1-x-
|
x2+
| ||||
x2+
|
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