x+y-xy |
x+y+2xy |
y+z-2yz |
y+z+3yz |
x+z-3zx |
x+z+4zx |
2 |
x |
3 |
y |
1 |
z |
x+y-xy |
x+y+2xy |
y+z-2yz |
y+z+3yz |
x+z-3zx |
x+z+4zx |
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2 |
x |
3 |
y |
1 |
z |
1 |
z |
3 |
y |
2 |
x |
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|
1 |
x |
1 |
y |
a+b-1 |
a+b+2 |
3a-b-2 |
3a-b+3 |
4a-2b-3 |
4a-2b+4 |
|
|
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2 |
x |
3 |
y |
1 |
z |
1 |
b |
1 |
c |
1 |
a |
1 |
y |
1 |
z |
1 |
x |
1 |
a |
1 |
b |
1 |
c |
1 |
a+b+c |
1 |
an |
1 |
bn |
1 |
cn |
1 |
an+bn+cn |
a4 |
(a-b)(a-c) |
b4 |
(b-c)(b-a) |
c4 |
(c-a)(c-b) |
ax+b |
cx2+d |
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