Tangents and drawn to from any arbitrary point on the line . Locus of midpoint of chord is |
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a) |
b) |
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c) |
d) |
None of these |

Tangents and drawn to from any arbitrary point on the line . Locus of midpoint of chord is |
|||

a) |
b) |
||

c) |
d) |
None of these |

1 Answer

127 votes

**(a)**

Any point on link is

Equation of chord is

i.e., …(i)

If midpoint of chord is , then equation of chord is

i.e. …(ii)

Comparing the ratio of coefficients of Eqs. (i) and (ii), we get

Thus, locus of ‘ ’ is

127 votes

127