If 
is a point on the line joining 
and 
then the harmonic conjugate 
of point 
has the coordinates
a)
b)
c)
d)
If is a point on the line joining and then the harmonic conjugate of point has the coordinates
a)
b)
c)
d)
Question ID - 52335 | SaraNextGen Top Answer
If is a point on the line joining and then the harmonic conjugate of point has the coordinates
a)
b)
c)
d)
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a) |
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b) |
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c) |
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d) |
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1 Answer
127 votes
Answer Key / Explanation : (d`) -
(d)
Suppose 
divides the segment joining 
and 
in the ratio 
Then,
divides 
internally in the ratio 
Thus, 
divides 
externally in the ratio 
and hence its coordinates are
127 votes
Answer Link
127