If the sum of the slopes of the normal from a point to the hyperbola is equal to , then locus of point is |
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a) |
b) |
c) |
d) |
None of these |
If the sum of the slopes of the normal from a point to the hyperbola is equal to , then locus of point is |
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a) |
b) |
c) |
d) |
None of these |
(a)
Equation of normal at any point is
Slope of normal
Let be ( )
and
Therefore, the required locus is