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A(-1,1) and B(1,-1) are two points on th...

`A(-1,1) and B(1,-1)` are two points on the curve `y^2=2x+2y+1`. Tangents drawn at A and B meets at point P, then area of `Delta PAB` is

A

2

B

1

C

`1/2`

D

3

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