a 3 |
b2 |
a |
b3 |
A.6 | B.9 | C.12 | D.81 |
a 3 |
b2 |
a |
b3 |
a6 |
b4 |
b6 |
a2 |
x2-1 |
x2-2x+1 |
x+1 |
x-1 |
1-x |
1+x |
1 |
2 |
m |
m+3 |
6 |
9-m2 |
2 |
m-3 |
A.1 | B.
| C.
| D.
|
a+b |
2ab2 |
a2-b2 |
ab3 |
1 |
2(a-b) |
1 |
2 |
2 |
3 |
1 |
a |
a2-1 |
a2-2a+1 |
2a2-a2 |
a-2 |
x2-2x+1 |
x2-1 |
x2-x |
x+1 |
1 |
x |
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