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Recent questions and answers in Engineering Mathematics
+1
vote
1
answer
1
virtual gate test
just explain the second statement
answered
5 hours
ago
in
Graph Theory
by
Mk Utkarsh
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12
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virtualgate
testseries
discretemathematics
0
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0
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2
virtual gate
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6 hours
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in
Combinatory
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Prince Sindhiya
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3.6k
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13
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virtualgate
testseries
discretemathematics
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0
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3
virtual gate
asked
6 hours
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in
Set Theory & Algebra
by
Prince Sindhiya
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5
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virtualgate
testseries
discretemathematics
0
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0
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4
virtual gate
i have solved it by putting the values
asked
6 hours
ago
in
Calculus
by
Prince Sindhiya
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9
views
testseries
virtualgate
0
votes
0
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5
virtual gate graph theory
i am getting 6 as answer
asked
6 hours
ago
in
Graph Theory
by
Prince Sindhiya
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3.6k
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36
views
discretemathematics
graphtheory
0
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0
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6
virtual gate
asked
6 hours
ago
in
Linear Algebra
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Prince Sindhiya
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3
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virtualgate
testseries
0
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0
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7
virtual gate test linear algebra
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ago
in
Linear Algebra
by
Prince Sindhiya
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11
views
virtualgate
testseries
0
votes
0
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8
number of linearly indendent eigen vectors
asked
22 hours
ago
in
Linear Algebra
by
MIRIYALA JEEVAN KUMA
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2.1k
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15
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linearalgebra
eigenvalue
0
votes
1
answer
9
limits
Find the limit $\operatorname { lit } _ { x \rightarrow 1 } \left\{ \left( \frac { 1 + x } { 2 + x } \right) ^ { \left( \frac { 1  \sqrt { x } } { 1  x } \right) } \right\}$
answered
1 day
ago
in
Calculus
by
raahul
(
141
points)

46
views
limits
calculus
engineeringmathematics
0
votes
1
answer
10
Rosen Generating functions
Find a closed form of the generating function of the following sequence $0, 1, 2, 4, 8, 16, 32,64,.....$
answered
1 day
ago
in
Combinatory
by
Mk Utkarsh
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17
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generatingfunctions
kennethrosen
0
votes
1
answer
11
Gilbert Strang Doubt
Locate the inflection points and region where f(x) is concave up or down f(x)=$x^3+x^2+x$
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Calculus
by
Magma
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14
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gilbertstrang
calculus
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0
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12
counting rosen
how many words can be made from the word apple a)with repetition b)without repetition
asked
1 day
ago
in
Combinatory
by
rtalwar
(
79
points)

14
views
0
votes
1
answer
13
doubt #Abelian group
reference:Rosen i think two more abelian groups are possible . 1 and 3 are given ,2 and 4 also exist .if i m wrong let me know ,thank you.
answered
1 day
ago
in
Set Theory & Algebra
by
Mk Utkarsh
Boss
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45
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groups
0
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1
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14
rosen counting
A multiple choice test contains 10 questions There are 4 possible answers for each question? a)How many ways can a student answer the questions on the test if the student answers every question? b)How many ways can a student answer the questions on the test if the student can leave answers blank?
answered
1 day
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in
Combinatory
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Bhagyashree Mukherje
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11
views
0
votes
0
answers
15
rosen counting
How many bit strings with length not exceeding n ,where n is a positive integer ,consist entirely of 1's?
asked
1 day
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in
Combinatory
by
rtalwar
(
79
points)

22
views
0
votes
1
answer
16
CalculusDefinite Integral
What is the value of $\int_0^\pi log(1+cosx)dx$
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Calculus
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Prateek Raghuvanshi
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24
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calculus
integration
engineeringmathematics
0
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1
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17
Probability  Gravner37
A factory has three machines, M1, M2, and M3, that produce items (say, light bulbs). It is impossible to tell which machine produced a particular item, but some are defective. Here are the known numbers: machine proportion of items made prob. any made item is ... 5 0.003 You pick an item, test it, and find it is defective. What is the probability that it was made by M2?
answered
2 days
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in
Probability
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Paras Nath
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21
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probability
gravner
engineeringmathematics
conditionalprobability
0
votes
1
answer
18
Permutation and Combination
An Entrepenuer wants to assign 5 different jobs to 3 of his employees. If every employee is assigned atleast 1 task, how many ways the entrepenuer can assign those task to employees ?
answered
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in
Mathematical Logic
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srestha
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17
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permutationsandcombinations
engineeringmathematics
0
votes
1
answer
19
Complete Matching
Consider the Bipartite graph shown. If four edges are chosen at random, what is the probability that they form a complete matching from V1 to V2 ? A. 0.039 B. 0.052 C. 0.071 D. 0.083
answered
2 days
ago
in
Mathematical Logic
by
Utkarsh Joshi
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15
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graphmatching
graphtheory
discretemathematics
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votes
1
answer
20
Find closed form for the generating function
answered
2 days
ago
in
Combinatory
by
Navneet Kalra
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569
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14
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generatingfunctions
discretemathematics
kennethrosen
0
votes
0
answers
21
permutation and combination(doubt)
Q.1) find total number of 4 letter word which can be formed by using letter of word ALLAHABAD.in such a manner that there is exactly 2two letter are same and rest are different.
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2 days
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Combinatory
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BASANT KUMAR
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23
views
0
votes
2
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22
ISRO2017Q4
The function f:[0,3]>[1,29] defined by f(x)=2*X^3 15*X^2+36*X+1 is a) injective and surjective b) injective but not surjective c) injective but not surjective d) neither injective nor surjective
answered
3 days
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in
Set Theory & Algebra
by
Gyanu
(
57
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438
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0
votes
1
answer
23
Gateforum Test series
answered
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in
Mathematical Logic
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Utkarsh Joshi
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27
views
discretemathematics
propositionallogic
+1
vote
1
answer
24
Self doubt #Generating functions
$\sum_{.}^{.} (3r^{2} + 5r 21) x^{r}$will be equal to :?
answered
3 days
ago
in
Combinatory
by
mitesh kumar
(
91
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31
views
generatingfunctions
+5
votes
2
answers
25
TIFR2018B8
In an undirected graph $G$ with $n$ vertices, vertex $1$ has degree $1$, while each vertex $2,\ldots,n1$ has degree $10$ and the degree of vertex $n$ is unknown, Which of the following statement must be TRUE on the graph $G$? There is a path from vertex $1$ to ... Vertex $n$ has degree $1$. The diameter of the graph is at most $\frac{n}{10}$ All of the above choices must be TRUE
answered
3 days
ago
in
Graph Theory
by
Sourav Basu
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271
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tifr2018
graphtheory
degreeofgraph
0
votes
0
answers
26
Self Doubt
The question is asking, which of the following is a Toset. How to conclude on seeing the hasse diagrams of D1 and D2.
asked
3 days
ago
in
Set Theory & Algebra
by
Gupta731
(
273
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11
views
discretemathematics
settheory&algebra
+1
vote
0
answers
27
Gateforum Test Series
asked
3 days
ago
in
Mathematical Logic
by
Gupta731
(
273
points)

20
views
discretemathematics
propositionallogic
0
votes
0
answers
28
Matrix
Vector space is in syllabus of gate 2019 cse????????
asked
3 days
ago
in
Mathematical Logic
by
akankshadewangan24
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4.1k
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10
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engineeringmathematics
0
votes
3
answers
29
Propositional Logic
Ans. B
answered
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in
Mathematical Logic
by
Things To Know (Thin
Junior
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553
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47
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propositionallogic
mathematicallogic
discretemathematics
0
votes
2
answers
30
Logic
answered
3 days
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in
Mathematical Logic
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Things To Know (Thin
Junior
(
553
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33
views
0
votes
2
answers
31
Propositional Logic
Ans. A
answered
3 days
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in
Mathematical Logic
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Things To Know (Thin
Junior
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553
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40
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propositionallogic
mathematicallogic
discretemathematics
+1
vote
1
answer
32
What's the coefficient of this expansion??
answered
3 days
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in
Mathematical Logic
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Lakshman Patel RJIT
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88
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permutationsandcombinations
engineeringmathematics
0
votes
1
answer
33
Find coefficient of x^7 doubt ?
Find coefficient of x^7 in expansion of (1 + 2x  x^2)^4 my answer = 8 by using multinomial , answer given 1024
answered
3 days
ago
in
Mathematical Logic
by
Lakshman Patel RJIT
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9.4k
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102
views
0
votes
1
answer
34
permutation and combination(simple question)
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Combinatory
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54
views
0
votes
0
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35
permutation and combination(basic question)
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Combinatory
by
BASANT KUMAR
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43
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+6
votes
4
answers
36
GATE19871xxi
If $a, b,$ and $c$ are constants, which of the following is a linear inequality? $ax+bcy=0$ $ax^{2}+cy^{2}=21$ $abx+a^{2}y \geq 15$ $xy+ax \geq 20$
answered
4 days
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in
Linear Algebra
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rohittulasyan
(
99
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536
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gate1987
linearalgebra
inequality
+2
votes
1
answer
37
Generating function
Please tell me the approach of solving the question for finding a closed formula for the given generating function: $x^{2} / (1x)^{2}$ . Please determine the general approach how to solve
answered
4 days
ago
in
Combinatory
by
Lakshman Patel RJIT
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9.4k
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53
views
generatingfunctions
discretemathematics
kennethrosen
0
votes
0
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38
permutation function
Explain how to identify whether any given function is even permutation function or odd permutation function?
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4 days
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in
Set Theory & Algebra
by
Priyanka17
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(
1k
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12
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0
votes
0
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39
ACE_Test_Series
A set S has 5 elements. How many ways we can choose subsets P and Q of S .So , that (P $\cap$ Q) = $\Phi$
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4 days
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Combinatory
by
Magma
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5.1k
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69
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0
votes
0
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40
Cyclic group
The order of cyclic group is equal to order of generating element.... Somebody explain with example plz
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4 days
ago
in
Mathematical Logic
by
akankshadewangan24
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10
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cyclic
settheory&algebra
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