1 |
22 |
27 |
1 |
4 |
|
b |
a-b |
b3 |
a3-2a2b+ab2 |
ab+b2 |
a2-b2 |
12 |
3 |
1 |
22 |
27 |
1 |
4 |
1 |
4 |
3 |
3 |
4 |
3 |
1 |
4 |
3 |
4 |
3 |
3 |
|
b |
a-b |
b3 |
a3-2a2b+ab2 |
ab+b2 |
a2-b2 |
b |
a-b |
b3 |
a(a2-2ab+b2) |
(a+b)(a-b) |
b(a+b) |
b |
a-b |
b3 |
a(a-b)2 |
(a+b)(a-b) |
b(a+b) |
b |
a-b |
b2 |
a(a-b) |
ab-b2 |
a(a-b) |
b(a-b) |
a(a-b) |
b |
a |
12 |
3 |
| ||
|
| ||
2
|
1 |
2 |
1 |
x |
A.1 | B.-1 | C.-3 | D.3 |
a-2 |
a2+2a |
a-1 |
a2+4a+4 |
a-4 |
a+2 |
2 |
x |
x+1 |
1 |
x-1 |
x2+1 |
x2+x |
1 |
x-1 |
2012 |
18 |
1 |
2 |
a-b |
2a+b |
a2-b2 |
4a2+4ab+b2 |
|
x2+4 |
x |
x2-4 |
x2+2x |
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