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Mathematics
Mathematics
Problem
Find the locus of middle points of chords of the circle
x
2
+
y
2
=
a
2
x^2 + y^2 = a^2
x
2
+
y
2
=
a
2
, which subtend right angle at the point
(
c
,
0
)
(c, 0)
(
c
,
0
)
.
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