x2 |
x2-1 |
x2-1 |
x2 |
x2 |
x2-1 |
A.y+
| B.y2-6y+1=0 | C.y-
| D.y+
|
x2 |
x2-1 |
x2 |
x2-1 |
x2-1 |
x2 |
6 |
y |
7 |
x-2 |
5 |
x |
2 |
x |
2 |
x2+x |
A.y2+y+2=0 | B.y2-y-2=0 | C.y2-y+2=0 | D.y2+y-2=0 |
2x-1 |
x |
3x |
2x-1 |
2x-1 |
x |
A.y2-3y-2=0 | B.3y2-2y-1=0 | C.3y2-y+2=0 | D.y2-2y-3=0 |
20 |
x2+2x |
A.y2-8y-20=0 | B.8y2-20y+1=0 |
C.y2+8y-20=0 | D.20y2+8y-1=0 |
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