The locus of the point of intersection of the lines and (where is a parameter) is a hyperbola whose eccentricity is |
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a) |
b) |
2 |
c) |
d) |
The locus of the point of intersection of the lines and (where is a parameter) is a hyperbola whose eccentricity is |
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a) |
b) |
2 |
c) |
d) |
(b)
Eliminating from the given two equation, we have
whose eccentricity is