4xy |
x-y |
4xy |
x+y |
2 |
3 |
(x-y)2+4xy |
x-y |
(x+y) 2-4xy |
x+y |
(x+y)2 |
x-y |
(x-y) 2 |
x+y |
2 |
3 |
2 |
3 |
3 |
1 |
2 |
x2+2xy+y2 |
5x2-4xy |
x+y |
5x-4y |
x2-y |
x |
a+1 |
a-1 |
1 |
a2-2a+1 |
a |
a-1 |
b |
a |
a |
c |
x |
x2-1 |
x2+x |
x |
3a |
b |
b2 |
3a2 |
a2-b2 |
a-b |
a2+b2 |
ab |
b |
3a |
6a |
b3 |
x2-9 |
x2-6x+9 |
1 |
x+3 |
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