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Byju's Answer
Standard XII
Mathematics
Equation of a Plane : General Form
The point on ...
Question
The point on the line
x
−
1
1
=
y
+
3
−
2
=
z
+
5
−
2
at a distance of 6 from the point
(
1
,
−
3
,
−
5
)
is-
A
(
3
,
−
5
,
−
3
)
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B
(
3
,
−
7
,
−
9
)
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C
(
0
,
2
,
−
1
)
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D
(
−
3
,
5
,
3
)
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Solution
The correct option is
A
(
3
,
−
7
,
−
9
)
Let any point on the line be
(
t
+
1
,
−
2
t
−
3
,
−
2
t
−
5
)
Its distance from
(
1
,
−
3
,
−
5
)
is 6
Therefore,
√
t
2
+
4
t
2
+
4
t
2
=
6
⇒
t
=
±
2
The point is
(
3
,
−
7
,
−
9
)
Suggest Corrections
0
Similar questions
Q.
Prove that the lines
[
x
+
3
3
=
y
+
3
5
=
z
+
5
7
]
&
[
x
+
2
1
=
y
−
4
3
=
z
−
6
5
]
not intersect at the point
[
1
2
,
−
1
2
,
−
3
2
]
?
Q.
The point on the line
x
−
2
1
=
y
+
3
−
2
=
z
−
5
−
2
=
r
(
s
a
y
)
at a distance of 6 units from the point (2, –3, 5) is
Q.
The point of intersection of the lines
x
+
1
3
=
y
+
3
5
=
z
+
5
7
a
n
d
x
−
2
1
=
y
−
4
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=
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−
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is
Q.
Find the points on the line
x
+
2
3
=
y
+
1
2
=
z
−
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2
at a distance of
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units from the points
(
1
,
3
,
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)
.
Q.
Find the shortest distance between the lines
x
+
1
6
=
y
+
1
−
5
=
z
+
1
2
and
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−
3
2
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Standard XII Mathematics
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