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Byju's Answer
Standard XII
Mathematics
Continuity in an Interval
If ax2 + bx...
Question
If
(
a
x
2
+
b
x
+
c
)
y
+
a
′
x
2
+
b
′
x
+
c
′
=
0
, find the condition that
x
may be a rational function of
y
.
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Solution
(
a
x
2
+
b
x
+
c
)
y
+
a
′
x
2
+
b
′
x
+
c
′
=
0
For, y is a rational function,
y
=
−
(
a
′
x
2
+
b
′
x
+
c
′
)
a
x
2
+
b
x
+
c
⇒
The denominator,
a
x
2
+
b
x
+
c
≠
0
⇒
x
≠
−
b
±
√
b
2
−
4
a
c
2
a
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0
Similar questions
Q.
If
(
a
x
2
+
b
x
+
c
)
y
+
a
′
x
2
+
b
′
x
+
c
′
=
0
, then the condition that x may be rational function of y is
Q.
If
(
a
x
2
+
b
x
+
c
)
y
+
a
′
x
2
+
b
′
x
+
c
′
=
0
, find the conditions the conditions that may be rational function of
y
.
Q.
If
(
a
x
2
+
c
)
y
+
(
a
′
x
2
+
c
′
)
=
0
and
x
is a rational function of
y
and
a
c
is negative, then
Q.
The condition for the equations
a
x
2
+
b
x
+
c
=
0
and
a
′
x
2
+
b
′
x
+
c
′
=
0
to have reciprocal roots is
a
c
′
=
b
b
′
=
c
a
′
Q.
If a root of the equation
a
x
2
+
b
x
+
c
=
0
be reciprocal of the equation then
a
′
x
2
+
b
′
x
+
c
′
=
0
, then
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