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Functions
Recent questions tagged functions
6
votes
2
answers
31
GO Classes 2023 | IIITH Mock Test 1 | Question: 51
If $f(x)=x^2$ and $g(x)=\log _e x$, then $f(x)+g(x)$ will be Even function Odd function Both None of the above
GO Classes
asked
in
Quantitative Aptitude
Mar 26, 2023
by
GO Classes
1.8k
views
goclasses2023-iiith-mock-1
goclasses
quantitative-aptitude
functions
1-mark
3
votes
1
answer
32
TIFR CSE 2023 | Part B | Question: 4
Amar, Balu, and Chhaya are three friends and they play the following game. Chhaya first chooses a number $k \in U$ where $U=\{1,2, \ldots, 127\}$. She either gives $k$ to both Amar and Balu, or else she gives $k$ to Amar and $k+1$ to Balu ... differed by $1.$ What is the minimal $n$ that allows Balu to distinguish between these two cases? $1$ $2$ $7$ $127$ $128$
admin
asked
in
Set Theory & Algebra
Mar 14, 2023
by
admin
387
views
tifr2023
set-theory&algebra
functions
2
votes
1
answer
33
TIFR CSE 2023 | Part A | Question: 7
Suppose $f(x)$ is a polynomial of the form $a x^{2}+b x+c,$ with $a, b, c$ unknown real numbers. Suppose you are additionally told that $f(1)=2$ and $f(-1)=3$. Consider the following four statements. $\text{(S1)}$ $f(0)$ cannot be ... $\text{(S4)}$ only Statement $\text{(S3)}$ only Statements $\text{(S3)}$ and $\text{(S4)}$ only All four statements are true
admin
asked
in
Calculus
Mar 14, 2023
by
admin
436
views
tifr2023
calculus
functions
3
votes
4
answers
34
GATE CSE 2023 | GA Question: 7
Consider two functions of time $(t),$ $ \begin{gathered} f(t)=0.01 t^2 \\ g(t)=4 t \end{gathered} $ where $0<t<\infty.$ Now consider the following two statements: For some $t>0, g(t)>f(t)$. There exists a $T,$ ... is $\text{TRUE}?$ only (i) is correct only (ii) is correct both (i) and (ii) are correct neither (i) nor (ii) is correct
admin
asked
in
Quantitative Aptitude
Feb 15, 2023
by
admin
6.7k
views
gatecse-2023
quantitative-aptitude
functions
2-marks
7
votes
1
answer
35
GATE CSE 2023 | GA Question: 9
$f(x)$ and $g(y)$ are functions of $x$ and $y$, respectively, and $f(x)=g(y)$ for all values of $x$ and $y$. Which one of the following options is necessarily $\text{TRUE}$ for a $x$ and $y?$ $ f(x)=0$ and $g(y)=0$ $ f(x)=g(y)=$ constant $ f(x) \neq$ constant and $g(y) \neq$ constant $ f(x)+g(y)=f(x)-g(y)$
admin
asked
in
Quantitative Aptitude
Feb 15, 2023
by
admin
7.8k
views
gatecse-2023
quantitative-aptitude
functions
2-marks
0
votes
1
answer
36
#gateappliedcourse
Let A={x,y,z}. The number of relations containing (x,y) and (x,z) which are reflexive and symmetric but not transitive is?
Dknights
asked
in
Set Theory & Algebra
Jan 2, 2023
by
Dknights
401
views
set-theory&algebra
relations
functions
1
vote
1
answer
37
Unacademy All India Mock 18 Dec. 2022.Counting
Let S={0,1,2,3,….,9}. The number of subsets of 5 contains at least two even numbers? HELP ANYONE Ans.-832
Rajender gill
asked
in
Set Theory & Algebra
Dec 19, 2022
by
Rajender gill
641
views
set-theory&algebra
counting
functions
1
vote
0
answers
38
DRDO CSE 2022 Paper 1 | Question: 17
Total number of functions from set $B$ to set $A$ with $n$ and $m$ elements, respectively are ___________.
admin
asked
in
Set Theory & Algebra
Dec 15, 2022
by
admin
233
views
drdocse-2022-paper1
set-theory&algebra
functions
3-marks
fill-in-the-blanks
2
votes
0
answers
39
TIFR
If $x$ is real, then the value of $x^{2}– 6x + 13$ can never be _____
rachana123
asked
in
Quantitative Aptitude
Dec 3, 2022
by
rachana123
434
views
quantitative-aptitude
functions
1
vote
1
answer
40
KSET 2015 computer science
Let X and Y be two sets having n elements each. Then the total number of bijective functions from X and Y is (A) n (B) 2n (C) n! (D) 2n
Rekhashri
asked
in
Set Theory & Algebra
Nov 19, 2022
by
Rekhashri
466
views
set-theory&algebra
functions
1
vote
2
answers
41
#Unacademy
Find inverse in a*b=a+b-ab for all a,b belongs to Q-{-1}. where Q is a rational number? please explain how the inverse will satisfy the equation of inverse(a*b=b*a=e)
Dknights
asked
in
Set Theory & Algebra
Nov 4, 2022
by
Dknights
462
views
set-theory&algebra
relations
functions
binary-operation
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