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Recent questions tagged functions

2 votes
1 answer
242
Inverse of a function
Consider a function f from A to B such that f : A → B is bijective. f–1 represents inverse of f. Than could we say that f-1 :B->A is also bijective..Please give proper reasoning thanks
Consider a function f from A to B such that f : A → B is bijective.f–1 represents inverse of f.Than could we say that f-1 :B->A is also bijective..Please give proper ...
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1 votes
3 answers
245
One to one function
Following is the way of checking the one to one function or Can i use bi implication in between these?If not,then why?
Following is the way of checking the one to one functionorCan i use bi implication in between these?If not,then why?
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8 votes
4 answers
247
ISRO2017-64
What is the output of the following program? #include<stdio.h> int tmp=20; main() { printf("%d", tmp); func(); printf("%d", tmp); } func() { static int tmp=10; printf("%d", tmp); } 20 10 10 20 10 20 20 20 20 10 10 10
What is the output of the following program?#include<stdio.h int tmp=20; main() { printf("%d", tmp); func(); printf("%d", tmp); } func() { static int tmp=10; printf("%d",...
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0 votes
1 answer
248
No of one to one function
No of one to one function from set A={1,2,3,4,5,6,7,8,9} to set B ={x1,x2,x3,x4,x5,x6,x7,.....,xn}
No of one to one function from set A={1,2,3,4,5,6,7,8,9} to set B ={x1,x2,x3,x4,x5,x6,x7,.....,xn}
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1 votes
1 answer
249
Find the output of C program
What will be the output of the program? #include<stdio.h> int addmult(int ii, int jj) { int kk, ll; kk = ii + jj; ll = ii * jj; return (kk, ll); } int main() { int i=3, j=4, k, l; k = addmult(i, j); l = addmult(i, j); printf("%d %d\n", k, l); return 0; }
What will be the output of the program?#include<stdio.h int addmult(int ii, int jj) { int kk, ll; kk = ii + jj; ll = ii * jj; return (kk, ll); } int main() { int i=3, j=4...
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5 votes
1 answer
250
ISI2004-MIII: 23
If $\textit{f}(x)=x^{2}$ and $g(x)=x \sin x +\cos x$ then $f$ and $g$ agree at no point $f$ and $g$ agree at exactly one point $f$ and $g$ agree at exactly two point $f$ and $g$ agree at more then two point
If $\textit{f}(x)=x^{2}$ and $g(x)=x \sin x +\cos x$ then$f$ and $g$ agree at no point$f$ and $g$ agree at exactly one point$f$ and $g$ agree at exactly two point$f$ and ...
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6 votes
1 answer
251
ISI2004-MIII: 22
If $\textit{f}(x)=\frac{\sqrt{3}\sin x}{2+\cos x}$ then the range of $\textit{f}(x)$ is the interval $\left[-1,\frac{\sqrt{3}}{2}\right]$ the interval $\left[\frac{-\sqrt{3}}{2},1\right]$ the interval $\left[-1,1\right]$ none of the above
If $\textit{f}(x)=\frac{\sqrt{3}\sin x}{2+\cos x}$ then the range of $\textit{f}(x)$ isthe interval $\left[-1,\frac{\sqrt{3}}{2}\right]$the interval $\left[\frac{-\sqrt{3...
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0 votes
1 answer
253
ISRO 2006-ECE Functions
$x^3$ + $x$ sin $x$ is a) Constant function b) Odd function c) Even function d) Periodic function
$x^3$ + $x$ sin $x$ isa) Constant functionb) Odd functionc) Even functiond) Periodic function
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17 votes
2 answers
259
GATE2016 ME-2: GA-10
Which of the following curves represents the function $y=\ln \left( \mid e^{\left[\mid \sin \left( \mid x \mid \right) \mid \right]} \right)$ for $\mid x \mid < 2\pi$? Here, $x$ represents the abscissa and $y$ represents the ordinate.
Which of the following curves represents the function $y=\ln \left( \mid e^{\left[\mid \sin \left( \mid x \mid \right) \mid \right]} \right)$ for $\mid x \mid < 2\pi$? He...
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0 votes
1 answer
260
Functions
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–1 votes
0 answers
263
Simple Doubt in Functions
How to find identity element of a function ? Ex : f(x)= x+y-3 How to find identity element of fog(x) ? please take an example and explain for fog(x)
How to find identity element of a function ? Ex : f(x)= x+y-3How to find identity element of fog(x) ? please take an example and explain for fog(x)
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1 votes
2 answers
264
CMI2016-B-7ai
Consider the funciton $M$ defined as follows: $M(n) = \begin{cases} n-10 & \text{ if } n > 100 \\ M(M(n+11)) & \text{ if } n \leq 100 \end{cases}$ Compute the following$: M(101)$
Consider the funciton $M$ defined as follows:$M(n) = \begin{cases} n-10 & \text{ if } n 100 \\ M(M(n+11)) & \text{ if } n \leq 100 \end{cases}$Compute the following$: M(...
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0 votes
1 answer
266
CMI2016-B-7aiii
Consider the funciton $M$ defined as follows: $M(n) = \begin{cases} n-10 & \text{ if } n > 100 \\ M(M(n+11)) & \text{ if } n \leq 100 \end{cases}$ Compute the following$: M(87)$
Consider the funciton $M$ defined as follows:$M(n) = \begin{cases} n-10 & \text{ if } n 100 \\ M(M(n+11)) & \text{ if } n \leq 100 \end{cases}$Compute the following$: M(...
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2 votes
2 answers
267
CMI2016-B-7aii
Consider the funciton $M$ defined as follows: $M(n) = \begin{cases} n-10 & \text{ if } n > 100 \\ M(M(n+11)) & \text{ if } n \leq 100 \end{cases}$ Compute the following$: M(99)$
Consider the funciton $M$ defined as follows:$M(n) = \begin{cases} n-10 & \text{ if } n 100 \\ M(M(n+11)) & \text{ if } n \leq 100 \end{cases}$Compute the following$: M(...
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1 votes
2 answers
270
Write C Program using Recursive Funtions for the Problem Described below and Analyse the Complexity Of the Code
Write C Program using Recursive Funtions for the Problem Described below and Analyse the Complexity Of the CodeProblemGiven an unordered array arr[] which contains n di...
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