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Recent questions and answers in Relations and Functions
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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(\large\frac{1}{x})$$=f(x)+f(\large\frac{1}{x})$ and $f(3)=28 $ then find $f(4)$
jeemain
math
class11
ch2
relations-and-functions
functions
difficult
answered
May 30, 2013
by
rvidyagovindarajan_1
1
answer
If $f(x)=coslogx$ then $f(x^2).f(y^2)-\large\frac{1}{2}$ $(f(\large\frac{x^2}{y^2})$$+f(x^2y^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\rightarrow Z $ is defined as $f(x)=x^2+ax+b$ 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 $f(x)=\large^{7-x}P_{x-3}$ is ?
jeemain
math
class11
ch2
relations-and-functions
functions
medium
answered
May 25, 2013
by
rvidyagovindarajan_1
1
answer
If $f(x)=\large\frac{4^x}{4^x+2}$ 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 $f(x)=\large\frac{|x|}{x}$ is ?
jeemain
math
class11
ch2
relations-and-functions
function
easy
answered
May 17, 2013
by
rvidyagovindarajan_1
1
answer
Domain of $y=log(1+x)$ 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 $gof$ = ?
jeemain
math
class11
ch2
relations-and-functions
easy
answered
May 15, 2013
by
rvidyagovindarajan_1
1
answer
If $[2x-3]=5$, 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 $f(x)=log\bigg(\large\frac{1+x}{1-x}\bigg)$, then $f(x)+f(y)$ = ?
jeemain
math
class11
ch2
relations-and-functions
function
difficult
answered
May 8, 2013
by
rvidyagovindarajan_1
1
answer
If $f:R\rightarrow R$ is a function defined as $f(2x+3)+f(2x+7)=2$ $\forall x\in R$ 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 $f(x)=\large\frac{x^2+x+2}{x^2+x+1}$ is
jeemain
math
class11
ch2
relations-and-functions
functions
difficult
answered
May 7, 2013
by
rvidyagovindarajan_1
1
answer
What is the domain of $f(x)=\large\frac{[x]+1}{[x]-1}$ 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 $sin^{-1}\big[log_3(\large\frac{x}{3})\big]$ 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 \in\:S\;$ and $\;x\neq\;y.\}$, 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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