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Byju's Answer
Standard XII
Mathematics
Parametric Equation of a Circle
The locus of ...
Question
The locus of the curve whose perametric equations are
x
=
a
(
1
−
t
2
1
+
t
2
)
and
y
=
2
a
t
1
+
t
2
, where
t
being a parameter is
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Solution
Given,
x
=
a
(
1
−
t
2
1
+
t
2
)
and
y
=
2
a
t
1
+
t
2
⇒
x
2
+
y
2
=
a
2
(
(
1
−
t
2
)
2
+
4
t
2
(
1
+
t
2
)
2
)
∴
x
2
+
y
2
=
a
2
Which represents a circle of radius
a
units
.
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Parametric Equation of a Circle
Standard XII Mathematics
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