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Mathematics
Mathematics
Problem
Find the equation of the circle which passes through the points
(
1
,
3
)
(1, 3)
(
1
,
3
)
and
(
2
,
−
1
)
(2, -1)
(
2
,
−
1
)
, and has its centre on the line
2
x
+
y
−
4
=
0
2x + y - 4 = 0
2
x
+
y
−
4
=
0
.
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