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Byju's Answer
Standard IX
Mathematics
Graphical Solution of Equations
If 3a+2b+4c=0...
Question
If 3a+2b+4c=0, then show that the equation ax+by+c=0 represents a family of concurrent straight lines and find the point of concurrency.
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Similar questions
Q.
If
a
,
b
,
c
are in arithmetic progression, then show that the equation
a
x
+
b
y
+
c
=
0
represents a family of concurrent lines and find the pint of concurrency.
Q.
The straight lines ax + by + c = 0, where 3a + 2b + 4c = 0 are concurrent at the point -
Q.
The straight line
a
x
+
b
y
+
c
=
0
, where
3
a
+
2
b
+
4
c
=
0
are concurrent at the point
Q.
If
3
a
−
2
b
+
5
c
=
0
, then family of straight lines
a
x
+
b
y
+
c
=
0
are always concurrent at a point whose coordinate is
(
α
,
β
)
, then the values of
5
(
α
−
β
)
.
Q.
The set of lines
a
x
+
b
y
+
c
=
0
where
3
a
+
2
b
+
4
c
=
0
is concurrent at the point .....
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