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Consider the circle and the point on it
MATHEMATICS · Single correct · CBSE · Mathematics · Circles · Circles
Problem
Consider the circle
(
x
−
3
)
2
+
(
y
+
2
)
2
=
10
(x - 3)^2 + (y + 2)^2 = 10
(
x
−
3
)
2
+
(
y
+
2
)
2
=
10
and the point
P
(
6
,
−
1
)
P(6,-1)
P
(
6
,
−
1
)
on it. Which of the following is the equation of the tangent to the circle at
P
P
P
? (a)
3
x
+
y
=
27
3x + y = 27
3
x
+
y
=
27
(b)
x
−
3
y
=
9
x - 3y = 9
x
−
3
y
=
9
(c)
3
x
+
y
=
17
3x + y = 17
3
x
+
y
=
17
(d)
3
x
−
y
=
19
3x - y = 19
3
x
−
y
=
19
Related theory
Circles
Circle (Standard Equation)
Conic Sections
Equation of a circle
Coordinate Geometry
Tangent theorem (radius perpendicular to tangent)
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