The eccentricity of the conic represented by is |
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a) |
1 |
b) |
c) |
2 |
d) |
The eccentricity of the conic represented by is |
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a) |
1 |
b) |
c) |
2 |
d) |
(b)
We have
This is a rectangular hyperbola, whose eccentricity is always