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Byju's Answer
Standard IX
Mathematics
Circle
Find the equa...
Question
Find the equation of tangent in
1
s
t
quadrant to the circle
x
2
+
y
2
=
16
at
(
2
,
2
√
3
)
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Solution
The given circle is
x
2
+
y
2
=
16
The slope of tangent of circle is
2
x
+
2
y
d
y
d
x
=
0
d
y
d
x
=
−
x
y
d
y
d
x
∣
∣
∣
(
2
,
2
√
3
)
=
−
1
√
3
The equation of tangent is
y
−
2
√
3
=
−
1
√
3
(
x
−
2
)
√
3
y
−
6
=
−
x
+
2
x
+
√
3
y
−
8
=
0
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0
Similar questions
Q.
Find the equation of tangent to the circle
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2
−
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=
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,
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)
. If the circle rolls up along this tangent by
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Q.
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=
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=
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1
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