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Questions
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CBSE XII
>>
Math
>>
Relations and Functions
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Q)
Let
f
:
R
−
{
3
5
}
→
R
be defined by
f
(
x
)
=
3
x
+
2
5
x
−
3
.Then
(
A
)
f
−
1
(
x
)
=
f
(
x
)
(
B
)
f
−
1
(
x
)
=
−
f
(
x
)
(
C
)
(
f
o
f
)
x
=
−
x
(
D
)
f
−
1
(
x
)
=
1
19
f
(
x
)
Share
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