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Byju's Answer
Standard XII
Mathematics
Perpendicular Distance of a Point from a Line
A point moves...
Question
A point moves so that the square of its distance from the point (3, –2) is numerically equal to its distance from the line 5x – 12y = 3. The equation of its locus is __________.
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Solution
check ans.
Let P(h, k) be the given point.
Such that square of the distance from the point (3, −2) is equal to the distance from the line 5x − 12y = 3
i
.
e
.
h
-
3
2
+
k
+
2
2
2
=
5
h
-
12
k
-
3
5
2
+
12
2
i
.
e
.
h
-
3
2
+
k
+
2
2
=
5
h
-
12
k
-
3
13
i
.
e
.
h
2
+
9
-
6
h
+
k
2
+
4
+
4
k
=
5
h
-
12
k
-
3
13
i
.
e
.
h
2
+
k
2
-
6
h
+
4
k
+
13
=
5
h
-
12
k
-
3
13
i
.
e
.
13
h
2
+
k
2
-
78
h
+
52
k
+
169
=
5
h
-
12
k
-
3
i
.
e
.
13
h
2
+
k
2
-
78
h
-
5
h
+
52
k
+
12
k
+
172
=
0
i
.
e
.
13
h
2
+
k
2
-
83
h
+
64
k
+
172
=
0
Suggest Corrections
2
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