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Byju's Answer
Standard XII
Mathematics
Point Form of Tangent: Hyperbola
The equation ...
Question
The equation of tangent to the circle
C
1
:
x
2
+
y
2
−
2
x
−
1
=
0
at the point
(
2
,
1
)
is?
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Solution
The circle is
x
2
+
y
2
−
2
x
−
1
=
0
The point is
(
2
,
1
)
The equation of tangent is
S
1
=
0
2
x
+
y
−
x
−
2
−
1
=
0
x
+
y
−
3
=
0
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Q.
The tangent to the circle
C
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:
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+
y
2
−
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−
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at the point
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)
cuts off a chord of length
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Point Form of Tangent: Hyperbola
Standard XII Mathematics
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