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Hot questions in Engineering Mathematics
0
votes
2
answers
3801
ME Test Series
Two dice are thrown simultaneously. The expected sum of the numbers shown up is?
Two dice are thrown simultaneously. The expected sum of the numbers shown up is?
Shadan Karim
1.1k
views
Shadan Karim
asked
Dec 4, 2018
0
votes
2
answers
3802
GATE Overflow | Mathematics | Test 1 | Question: 9
A student taking a History examination is directed to answer any seven of 10 essay questions. There is no concern about Order here, so the student can answer the examination in how many ways? 110 129 120 140
A student taking a History examination is directed to answer any seven of 10 essay questions. There is no concern about Order here, so the student can answer the examinat...
Bikram
283
views
Bikram
asked
Aug 8, 2016
Combinatory
go-mathematics-1
combinatory
+
–
0
votes
1
answer
3803
Ace Test Series 2019: Discrete Maths - Recurrence Relation
Rajesh Panwar
541
views
Rajesh Panwar
asked
Jan 16, 2019
Linear Algebra
ace-test-series
discrete-mathematics
recurrence-relation
+
–
0
votes
0
answers
3804
If function f and fog are one-one then how is function g also one-one ?
radha gogia
674
views
radha gogia
asked
Jan 3, 2019
Set Theory & Algebra
functions
+
–
1
votes
1
answer
3805
How many equivalence classes can be made form {1,2,3}?
How many equivalence classes can be made form {1,2,3}? a. 3 b. 5 c. 7 d. 8 How to solve this type of Questions?
How many equivalence classes can be made form {1,2,3}?a. 3b. 5c. 7d. 8 How to solve this type of Questions?
sh!va
15.1k
views
sh!va
asked
Jul 1, 2016
Set Theory & Algebra
set-theory&algebra
relations
+
–
0
votes
0
answers
3806
#math
Sankha Narayan Bose
336
views
Sankha Narayan Bose
asked
Feb 5, 2019
Set Theory & Algebra
gate19
+
–
0
votes
0
answers
3807
ME ADVANCE TEST
The number of ways in which we can place 3 white pawns and 3 black pawns on a 3 × 3 Chessboard is equal to
The number of ways in which we can place 3 white pawns and 3 black pawns on a 3 × 3 Chessboard is equal to
himgta
659
views
himgta
asked
Jan 23, 2019
3
votes
1
answer
3808
19. a) What is the probability that two people chosen at random were born during the same month of the year?
19.a) What is the probability that two people chosen at random were born during the same month of the year?b) What is the probability that in a group of n people chosen a...
Sahil Gupta
20.7k
views
Sahil Gupta
asked
Nov 25, 2014
Probability
probability
+
–
1
votes
3
answers
3809
Suppose that 100 people enter a contest and that different winners are selected at random for first, second, and third prizes. What is the probability that Michelle wins one of these prizes if she is one of the contestants?
Hardik Vagadia
3.2k
views
Hardik Vagadia
asked
Jul 26, 2015
0
votes
0
answers
3810
Monoid in Group Theory
Is this monoid: Addition modulo (take mode using m) on the set of Integers (Z m)={0,1,2,3,4,…..m-1} i.e. For all a a (+ modulo using m) e = e (+ modulo using m) a =a here, e is an identity element
Is this monoid:Addition modulo (take mode using m) on the set of Integers (Z m)={0,1,2,3,4,…..m-1}i.e. For all a a (+ modulo using m) e = e (+ modulo using m) a...
Nandkishor3939
886
views
Nandkishor3939
asked
Jan 13, 2019
Set Theory & Algebra
group-theory
discrete-mathematics
+
–
20
votes
2
answers
3811
GATE CSE 1990 | Question: 3-iii
The number of rooted binary trees with $n$ nodes is, Equal to the number of ways of multiplying $(n+1)$ matrices. Equal to the number of ways of arranging $n$ out of $2 n$ distinct elements. Equal to $\frac{1}{(n+1)}\binom{2n}{n}$. Equal to $n!$.
The number of rooted binary trees with $n$ nodes is,Equal to the number of ways of multiplying $(n+1)$ matrices.Equal to the number of ways of arranging $n$ out of $2 n$ ...
makhdoom ghaya
5.4k
views
makhdoom ghaya
asked
Nov 19, 2016
Combinatory
gate1990
normal
combinatory
catalan-number
multiple-selects
+
–
1
votes
0
answers
3812
Kenneth Rosen Edition 6th Exercise 7.4 Question 7,8 (Page No. 496)
For each of these generating functions, provide a closed formula for the sequence it determines. $a) (3x − 4)^{3}$ $b) (x^{3} + 1)^{3}$
For each of these generating functions, provide a closed formula for the sequence it determines.$a) (3x − 4)^{3}$$b) (x^{3} + 1)^{3}$
Sandy Sharma
1.2k
views
Sandy Sharma
asked
Dec 29, 2018
Mathematical Logic
discrete-mathematics
kenneth-rosen
generating-functions
+
–
14
votes
4
answers
3813
GATE CSE 1996 | Question: 10
Let $A = \begin{bmatrix} a_{11} && a_{12} \\ a_{21} && a_{22} \end{bmatrix} \text { and } B = \begin{bmatrix} b_{11} && b_{12} \\ b_{21} && b_{22} \end{bmatrix}$ be two matrices such that $AB=I$ ... $CD =I$. Express the elements of $D$ in terms of the elements of $B$.
Let $A = \begin{bmatrix} a_{11} && a_{12} \\ a_{21} && a_{22} \end{bmatrix} \text { and } B = \begin{bmatrix} b_{11} && b_{12} \\ b_{21} && b_{22} \end{bmatrix}$ be two m...
Kathleen
4.1k
views
Kathleen
asked
Oct 9, 2014
Linear Algebra
gate1996
linear-algebra
matrix
normal
descriptive
+
–
0
votes
0
answers
3814
edge and vertex connectivity
how solve getting different answer???
how solve getting different answer???
altamash
1.7k
views
altamash
asked
Dec 27, 2018
0
votes
1
answer
3815
Gate 2014 ec
A fair coin is tossed repeatedly till both head and appear atleast once. The average number of tosses required is?
A fair coin is tossed repeatedly till both head and appear atleast once. The average number of tosses required is?
Vignaneswarkrishna
419
views
Vignaneswarkrishna
asked
Jan 26, 2019
1
votes
0
answers
3816
Discrete Mathematics and Its Application by Kenneth H.rosen section 1.1 question no:19.b
For these sentence, determine whether an inclusive or, or an exclusive or, is intended. Explain your answer. b) A password must have at least three digits or be at least three digit or be atleasat eight characters long
For these sentence, determine whether an inclusive or, or an exclusive or, is intended. Explain youranswer.b) A password must have at least three digits or be at least...
pelluruadi
474
views
pelluruadi
asked
Jan 19, 2019
0
votes
0
answers
3817
Previous gate
Hemanth_13
359
views
Hemanth_13
asked
Jan 31, 2019
Linear Algebra
eigen-value
+
–
0
votes
1
answer
3818
Probablity Question
The given table shows the result of the class of 30. Find the probability that a given student who is passed in exam is a girl?
The given table shows the result of the class of 30. Find the probability that a given student who is passed in exam is a girl?
gmrishikumar
464
views
gmrishikumar
asked
Jan 19, 2019
Mathematical Logic
probability
engineering-mathematics
+
–
0
votes
2
answers
3819
ACE Testseries
In a connected simple graph with 30 edges the maximum number of vertices possible are
In a connected simple graph with 30 edges the maximum number of vertices possible are
Vipin Rai
1.4k
views
Vipin Rai
asked
Nov 29, 2018
0
votes
1
answer
3820
test series
The answer given is 1.5 (they are using L'Hospital Rule) But mine is 1 [ (e^x-1)/x=1 And Log(1+x)/x = 1] Both looks but the answer is different please verify which one is correct. ASAP
The answer given is 1.5 (they are using L'Hospital Rule)But mine is 1 [ (e^x-1)/x=1 And Log(1+x)/x = 1]Both looks but the answer is different please verify which one is...
saif
401
views
saif
asked
Jan 29, 2019
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