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Question
Mathematics
The set of admissible values of x such that (2x+3/2x-9)<0 is
Q. The set of admissible values of
x
such that
2
x
−
9
2
x
+
3
<
0
is
3085
199
KEAM
KEAM 2008
Linear Inequalities
Report Error
A
(
−
∞
,
−
2
3
)
∪
(
2
9
,
∞
)
0%
B
(
−
∞
,
0
)
∪
(
2
9
,
∞
)
100%
C
(
−
2
3
,
0
)
0%
D
(
0
,
2
9
)
0%
E
(
−
2
3
,
2
9
)
0%
Solution:
Given,
2
x
−
9
2
x
+
3
<
0
⇒
2
x
+
3
<
0
and
2
y
−
9
>
0
or
2
x
+
3
>
0
and
2
x
−
9
<
0
and
x
=
2
9
⇒
x
<
−
2
3
and
x
>
2
9
or
x
>
−
2
3
and
x
<
2
9
and
x
=
2
9
⇒
(
−
2
3
,
2
9
)