Locus of Circle Centers (Jee Mains) | ExamDuo
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Ellipse
Medium
Locus of Circle Centers
The locus of the centers of the circles, which touch the circle
x
2
+
y
2
=
1
externally, also touch the y-axis and lie in the first quadrant is:
SELECT ONE OPTION
A
y
=
√
1
+
2
x
,
x
≥
0
B
x
=
√
1
+
2
y
,
y
≥
0
C
y
=
√
1
+
4
x
,
x
≥
0
D
x
=
√
1
+
4
y
,
y
≥
0
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