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Recent questions and answers in Relations and Functions
Questions
>>
JEEMAIN and NEET
>>
Mathematics
>>
Class11
>>
Relations and Functions
If
2
x
+
2
f
(
x
)
=
2
, then find the domain of
f
(
x
)
jeemain
math
class11
ch2
relations-and-functions
functions
difficult
answered
May 30, 2013
by
rvidyagovindarajan_1
1
answer
If
f
(
x
)
is polynomial and
f
(
x
)
.
f
(
1
x
)
=
f
(
x
)
+
f
(
1
x
)
and
f
(
3
)
=
28
then find
f
(
4
)
jeemain
math
class11
ch2
relations-and-functions
functions
difficult
answered
May 30, 2013
by
rvidyagovindarajan_1
1
answer
If
f
(
x
)
=
c
o
s
l
o
g
x
then
f
(
x
2
)
.
f
(
y
2
)
−
1
2
(
f
(
x
2
y
2
)
+
f
(
x
2
y
2
)
)
=
?
jeemain
math
class11
ch2
relations-and-functions
functions
medium
answered
May 29, 2013
by
rvidyagovindarajan_1
1
answer
What is range of
f
(
x
)
=
7
−
x
P
x
−
3
jeemain
math
class11
ch2
relations-and-functions
functions
easy
answered
May 28, 2013
by
rvidyagovindarajan_1
1
answer
If
f
:
Z
→
Z
is defined as
f
(
x
)
=
x
2
+
a
x
+
b
then the values of
a
and
b
are ?
jeemain
math
class11
ch2
relations-and-functions
functions
easy
answered
May 27, 2013
by
rvidyagovindarajan_1
1
answer
The Domain of
f
(
x
)
=
7
−
x
P
x
−
3
is ?
jeemain
math
class11
ch2
relations-and-functions
functions
medium
answered
May 25, 2013
by
rvidyagovindarajan_1
1
answer
If
f
(
x
)
=
4
x
4
x
+
2
then which among the following is correct ?
jeemain
math
class11
ch2
relations-and-functions
functions
easy
answered
May 21, 2013
by
rvidyagovindarajan_1
1
answer
Which of the given functions is an odd function ?
jeemain
math
class11
ch2
relations-and-functions
functions
easy
answered
May 18, 2013
by
rvidyagovindarajan_1
1
answer
Range of
f
(
x
)
=
|
x
|
x
is ?
jeemain
math
class11
ch2
relations-and-functions
function
easy
answered
May 17, 2013
by
rvidyagovindarajan_1
1
answer
Domain of
y
=
l
o
g
(
1
+
x
)
is ?
jeemain
math
class11
ch2
relations-and-functions
easy
answered
May 17, 2013
by
rvidyagovindarajan_1
1
answer
If
f
=
{
(
1
,
5
)
,
(
2
,
6
)
,
(
3
,
4
)
}
and
g
=
{
(
4
,
7
)
,
(
5
,
8
)
,
(
6
,
9
)
}
, then
g
o
f
= ?
jeemain
math
class11
ch2
relations-and-functions
easy
answered
May 15, 2013
by
rvidyagovindarajan_1
1
answer
If
[
2
x
−
3
]
=
5
, what are the values of
x
where
[
.
]
is greatest integer function
jeemain
math
class11
ch2
relations-and-functions
function
medium
answered
May 8, 2013
by
rvidyagovindarajan_1
1
answer
If
f
(
x
)
=
l
o
g
(
1
+
x
1
−
x
)
, then
f
(
x
)
+
f
(
y
)
= ?
jeemain
math
class11
ch2
relations-and-functions
function
difficult
answered
May 8, 2013
by
rvidyagovindarajan_1
1
answer
If
f
:
R
→
R
is a function defined as
f
(
2
x
+
3
)
+
f
(
2
x
+
7
)
=
2
∀
x
∈
R
then the period of
f
(
x
)
is
jeemain
math
class11
ch2
relations-and-functions
functions
difficult
answered
May 7, 2013
by
rvidyagovindarajan_1
1
answer
The range of the real valued function
f
(
x
)
=
x
2
+
x
+
2
x
2
+
x
+
1
is
jeemain
math
class11
ch2
relations-and-functions
functions
difficult
answered
May 7, 2013
by
rvidyagovindarajan_1
1
answer
What is the domain of
f
(
x
)
=
[
x
]
+
1
[
x
]
−
1
where
[
x
]
is greatest integer function
jeemain
math
class11
ch2
relations-and-functions
functions
easy
answered
May 2, 2013
by
rvidyagovindarajan_1
1
answer
The domain of
s
i
n
−
1
[
l
o
g
3
(
x
3
)
]
is
jeemain
math
class11
ch2
relations-and-functions
functions
difficult
answered
Apr 29, 2013
by
rvidyagovindarajan_1
1
answer
If
S
is a set having 10 elements in it and
A
is a relation in
S
defined as
A
=
{
(
x
,
y
)
, where
x
,
y
∈
S
and
x
≠
y
.
}
, then no. of elements in
A
is
jeemain
math
class11
ch2
relations-and-functions
relations
easy
answered
Apr 29, 2013
by
rvidyagovindarajan_1
1
answer
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