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Byju's Answer
Standard XII
Mathematics
Distance Formula
Find the poin...
Question
Find the point on the straight line
3
x
+
y
+
4
=
0
which is equidistant from the points
(
−
5
,
6
)
and
(
3
,
2
)
.
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Solution
Let the point be
(
x
,
y
)
as it lies on
3
x
+
y
+
4
=
0
⇒
y
=
−
3
x
−
4
⇒
Point
=
(
x
,
−
3
x
−
4
)
Distance of this is equidistant from
(
−
5
,
6
)
and
(
3
,
2
)
⇒
√
(
x
+
5
)
2
+
(
6
+
3
x
+
4
)
2
=
√
(
x
−
3
)
2
+
(
2
+
3
x
+
4
)
2
⇒
(
x
+
5
)
2
+
(
3
x
+
10
)
2
=
(
x
−
3
)
2
+
(
3
x
+
6
)
2
⇒
x
2
+
25
+
10
x
+
9
x
2
+
100
+
60
x
=
x
2
+
9
−
6
x
+
9
x
2
+
36
−
36
x
⇒
70
x
+
125
=
30
x
+
45
⇒
40
x
=
−
80
⇒
x
=
−
2
⇒
y
=
−
3
(
−
2
)
−
4
=
2
⇒
Point
=
(
−
2
,
2
)
.
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1
Similar questions
Q.
The point on the line
4
x
−
y
−
2
=
0
which is equidistant from the points
(
−
5
,
6
)
and
(
3
,
2
)
is
Q.
Find the point on the straight line 3x+y+4=0 which is equidistance from the points (-5,6)and(3,2)
Q.
Find the point on y-axis which is equidistant from the points (5,-2) and (-3,2).
Q.
Assertion :Each point on the line
y
−
x
+
12
=
0
is equidistant from the lines
4
y
+
3
x
−
12
=
0
,
3
y
+
4
x
−
24
=
0
Reason: The locus of a point which is equidistant from two given lines is the angular bisector of the two lines.
Q.
Find the equations of the straight lines passing through the point
(
−
3
,
2
)
and making an angle of
45
t
h
with the straight line
3
x
−
y
+
4
=
0
.
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