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Tag
relations
Recent questions tagged relations
228
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1
answers
What sub-departments fall under UJ's university relations?
What sub-departments fall under UJ's university relations?
MathsGee
Platinum
113k
points
MathsGee
asked
Feb 27, 2023
UJ Community Engagement
sub-departments
fall
under
uj
university
relations
+
–
269
views
1
answers
How is congruence used in geometry?
How is congruence used in geometry?
MathsGee
Platinum
113k
points
MathsGee
asked
Feb 8, 2023
Mathematics
geometry
congruence
definition
criteria
equivalence
jee
relations
+
–
303
views
1
answers
Is congruence an equivalence relation?
Is congruence an equivalence relation?
MathsGee
Platinum
113k
points
MathsGee
asked
Feb 8, 2023
Mathematics
equivalence
jee
relations
classes
union
intersection
lemma
+
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273
views
1
answers
Why are relations that define relationships among elements of a set or several sets important?
Why are relations that define relationships among elements of a set or several sets important?
AstraNova
Diamond
68.1k
points
AstraNova
asked
Feb 2, 2023
Mathematics
relations
define
relationships
elements
sets
+
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479
views
1
answers
How are equivalence relations used in mathematics?
How are equivalence relations used in mathematics?
AstraNova
Diamond
68.1k
points
AstraNova
asked
Feb 2, 2023
Mathematics
relations
equivalence
set
theory
classes
jee
union
+
–
307
views
1
answers
What are the properties of an equivalence relation?
What are the properties of an equivalence relation?
AstraNova
Diamond
68.1k
points
AstraNova
asked
Feb 2, 2023
Mathematics
equivalence
jee
relations
classes
union
intersection
lemma
+
–
433
views
1
answers
What is an equivalence relation in mathematics?
What is an equivalence relation in mathematics?
AstraNova
Diamond
68.1k
points
AstraNova
asked
Feb 2, 2023
Mathematics
equivalence
jee
relations
classes
union
intersection
lemma
+
–
654
views
1
answers
Are one-to-many relations considered as functions?
Are one-to-many relations considered as functions?
MathsGee
Platinum
113k
points
MathsGee
asked
Jan 22, 2023
Mathematics
one-to-many
relations
considered
domain
range
functions
+
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255
views
1
answers
Prove the following limit relations:
Prove the following limit relations:(a) \(\lim _{x \rightarrow 0} \frac{b^{x}-1}{x}=\log b \quad(b>0)\).(b) \(\lim _{x \rightarrow 0} \frac{\log (1+x)}{x}=1\).(c) \(\lim ...
AstraNova
Diamond
68.1k
points
AstraNova
asked
Jul 5, 2022
Mathematics
prove
calculus
limit
relations
+
–
373
views
1
answers
What is direct marketing?
What is direct marketing?
MathsGee
Platinum
113k
points
MathsGee
asked
Mar 3, 2022
General Knowledge
marketing
describe
aggressive
affect
public
relations
+
–
709
views
1
answers
How might aggressive direct marketing affect public relations?
How might aggressive direct marketing affect public relations?
AstraNova
Diamond
68.1k
points
AstraNova
asked
Feb 15, 2022
General Knowledge
aggressive
direct
marketing
affect
public
relations
+
–
299
views
1
answers
How can public relations be used by Ford and Firestone following investigations into complaints about tire failures?
How can public relations be used by Ford and Firestone following investigations into complaints about tire failures?
AstraNova
Diamond
68.1k
points
AstraNova
asked
Feb 5, 2022
General Knowledge
public
relations
ford
firestone
investigations
failures
+
–
365
views
0
answers
For positive integers \(x\) and \(y\), find the largest \(x\) that satisfies \[ y !(y-1) !=x ! \]
For positive integers \(x\) and \(y\), find the largest \(x\) that satisfies\[y !(y-1) !=x !\]
MathsGee
Platinum
113k
points
MathsGee
asked
Jan 11, 2022
Mathematics
functions
jee
solutions
main
papers
relations
+
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324
views
1
answers
Determine the domain of \(y=\log _{9}(8 x+5)\).
Determine the domain of \(y=\log _{9}(8 x+5)\).
MathsGee
Platinum
113k
points
MathsGee
asked
Aug 31, 2021
Mathematics
functions
papers
solutions
relations
jee
+
–
308
views
1
answers
Determine the domain of \(y=\log _{7}(3 x-1)\).
Determine the domain of \(y=\log _{7}(3 x-1)\).
MathsGee
Platinum
113k
points
MathsGee
asked
Aug 31, 2021
Mathematics
functions
mathematics
relations
solutions
papers
main
jee
+
–
318
views
1
answers
What are economic relations between and within nations?
What are economic relations between and within nations?
MathsGee
Platinum
113k
points
MathsGee
asked
Aug 29, 2021
General Knowledge
economic
relations
between
within
nations
+
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667
views
1
answers
When is a real-valued function continuous?
When is a real-valued function continuous?
Maths-Genie
Bronze Status
9.4k
points
Maths-Genie
asked
Jun 20, 2021
Mathematics
real-valued
function
continuous
jee
main
relations
+
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408
views
1
answers
If $f(x)=x^{n}$, then the value of
If $f(x)=x^{n}$, then the value of$$f(1)-\frac{f^{\prime}(1)}{1 !}+\frac{f^{\prime \prime}(1)}{2 !}-\frac{f^{\prime \prime}(1)}{3 !}+\ldots .+\frac{(-1)^{n} f^{n}(1)}{n !...
MathsGee
Platinum
113k
points
MathsGee
asked
Jun 9, 2021
Mathematics
jee
functions
mathematics
relations
papers
solutions
main
+
–
670
views
1
answers
$R$ is an equivalence relation but $S$ is not an equivalence relation
Consider the following relations :$R=\{(x, y) \mid x, y$ are real numbers an $x=w y$ for some rational number $\mathbf{w}\}$; $S=\left\{\left(\frac{m}{n}, \frac{p}{q}\rig...
MathsGee
Platinum
113k
points
MathsGee
asked
Jun 9, 2021
Mathematics
equivalence
relations
jee
classes
union
lemma
intersection
+
–
348
views
1
answers
A real valued function $f(x)$ satisfies the functional equation
A real valued function $f(x)$ satisfies the functional equation $\quad f(x-y)=f(x) f(y)-$ $f(a-x) f(a+y)$ where a is a given constant and $\mathbf{f}(\mathbf{0})=\mathbf{...
MathsGee
Platinum
113k
points
MathsGee
asked
Jun 9, 2021
Mathematics
jee
functions
solutions
papers
main
relations
+
–
394
views
1
answers
Domain of definition of the function $f(x)=\frac{3}{4-x^{2}}+\log _{10}\left(x^{3}-x\right)$, is
Domain of definition of the function $f(x)=\dfrac{3}{4-x^{2}}+\log _{10}\left(x^{3}-x\right)$, is1) $(1,2)$2) $(-1,0) \cup(1,2)$3) $(1,2) \cup(2, \infty)$4) $(-1,0) \cup(...
MathsGee
Platinum
113k
points
MathsGee
asked
Jun 9, 2021
Mathematics
functions
main
mathematics
relations
solutions
papers
+
–
431
views
1
answers
If $f: R \rightarrow R$ satisfies $f(x+y)=f(x)+f(y)$, for all $x, y \in R$ and $f(1)=7$, then $\sum_{r=1}^{n} f(r)$ is
If $f: R \rightarrow R$ satisfies $f(x+y)=f(x)+f(y)$, for all $x, y \in R$ and $f(1)=7$, then $\sum_{r=1}^{n} f(r)$ is1) $\frac{7 n}{2}$2) $\frac{7(n+1)}{2}$3) $7 n(n+1)$...
MathsGee
Platinum
113k
points
MathsGee
asked
Jun 9, 2021
Mathematics
jee
main
mathematics
relations
functions
papers
solutions
+
–
439
views
1
answers
A function $f$ from the set of natural numbers to integers defined by
A function $f$ from the set of natural numbers to integers defined by $$f(n)=\left\{\begin{array}{l}\frac{n-1}{2}, \quad \text { when } n \text { is odd } \\ -\frac{n}{2}...
MathsGee
Platinum
113k
points
MathsGee
asked
Jun 9, 2021
Mathematics
jee
main
mathematics
relations
functions
papers
solutions
+
–
264
views
1
answers
The domain of $\sin ^{-1}\left[\log _{3}(x / 3)\right]$ is
The domain of $\sin ^{-1}\left[\log _{3}(x / 3)\right]$ is1) $[1,9]$2) $[-1,9]$3) $[-9,1]$4) $[-9,-1]$.
MathsGee
Platinum
113k
points
MathsGee
asked
Jun 9, 2021
Mathematics
jee
main
mathematics
relations
functions
solutions
papers
+
–
525
views
1
answers
Lemma: Let $\sim$ be an equivalence relation on A for $\forall^{\prime} a, b \in A$.
Lemma: Let $\sim$ be an equivalence relation on A for $\forall^{\prime} a, b \in A$. Then either $\operatorname{cl}(a) \cap \operatorname{cl}(b)=\emptyset$ or $c l(a)=\op...
Student
Bronze Status
5.8k
points
Student
asked
May 28, 2021
Mathematics
lemma
equivalence
relations
classes
intersection
union
+
–
554
views
1
answers
What are equivalence classes in set theory?
What are equivalence classes in set theory?
Student
Bronze Status
5.8k
points
Student
asked
May 28, 2021
Mathematics
equivalence
classes
set
theory
relations
axiom
+
–
445
views
1
answers
What are equivalence relations in set theory?
What are equivalence relations in set theory?
Student
Bronze Status
5.8k
points
Student
asked
May 28, 2021
Mathematics
equivalence
relations
set
theory
+
–
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