Highest voted questions in Engineering Mathematics / GATE Overflow for GATE CSE

2 votes

1 answer

2721

Maths
There are 2 white and 4 black balls in urn A; in urn B, there are 4 white and 7 black balls. If one ball is randomly replaced from A into B and a ball is drawn from B then find the probability for the ball to be a white one?

There are 2 white and 4 black balls in urn A; in urn B, there are 4 white and 7 black balls. If one ball is randomly replaced from A into B and a ball is drawn from B the...

Anmol Verma

526 views

Anmol Verma asked Dec 25, 2016

2 votes

1 answer

2722

maths

psb

1.1k views

psb asked Dec 24, 2016

2 votes

0 answers

2723

GATE CSE 1988 | Question: 13ib
Verify whether the following mapping is a homomorphism. If so, determine its kernel. $\overline{G}=G$

Verify whether the following mapping is a homomorphism. If so, determine its kernel.$\overline{G}=G$

go_editor

490 views

go_editor asked Dec 20, 2016

2 votes

1 answer

2724

Planar graph || Kenneth
A planar graph has, $\large\color{maroon}{\text{k}}$ connected components $\large\color{maroon}{\text{v}}$ vertices $\large\color{maroon}{\text{e}}$ edges If the plane is divided into $\large\color{maroon}{\text{r}}$ ... $\large\color{maroon}{\text{v}}$ , $\large\color{maroon}{\text{e}}$ and $\large\color{maroon}{\text{r}}$ ?

A planar graph has,$\large\color{maroon}{\text{k}}$ connected components$\large\color{maroon}{\text{v}}$ vertices$\large\color{maroon}{\text{e}}$ edgesIf the plane is div...

dd

759 views

dd asked Dec 19, 2016

2 votes

1 answer

2725

Continuity
What should be the value of a,b and c such that the function defined below is continuous at x=0 ? $f\left ( x \right )=\begin{Bmatrix} \left ( 1+ax \right )^{\frac{1}{x}} & x<0 & \\ b & x=0& \\ \frac{(x+c)^{\frac{1}{3}}-1}{x} &x>0 & \end{Bmatrix}$

What should be the value of a,b and c such that the function defined below is continuous at x=0 ? $f\left ( x \right )=\begi...

ManojK

1.1k views

ManojK asked Dec 19, 2016

2 votes

1 answer

2726

Kenneth Rosen Edition 6th Exercise 5.1 Question 5 (Page No. 344)
Question: Six different airlines fly from New York to Denver and seven fly from Denver to San Francisco. How many different pairs of airlines can you choose on which to book a trip from New York to San Francisco via ... an airline for the continuation flight to San Francisco ? How many of these pairs involve more than one airline ?

Question: Six different airlines fly from New York to Denver and seven fly from Denver to San Francisco. How many different pairs of airlines can you choose on which to b...

Rounak Agarwal

2.6k views

Rounak Agarwal asked Dec 19, 2016

2 votes

1 answer

2727

Permutation Combination
If I arrange all 4 digit number format in ascending order then find the rank of the number 3582?

If I arrange all 4 digit number format in ascending order then find the rank of the number 3582?

srestha

799 views

srestha asked Dec 15, 2016

2 votes

3 answers

2728

Ace Test Series: Combinatory - Permutations And Combinations

KISHALAY DAS

1.1k views

KISHALAY DAS asked Dec 14, 2016

2 votes

1 answer

2729

Gate 2014
Qus 1 Qus2

Qus 1Qus2

Vasu_gate2017

2.5k views

Vasu_gate2017 asked Dec 13, 2016

2 votes

1 answer

2730

matrix
If A3x3 is a matrix with |A| = 2. What is the determinant of Adj (Adj (Adj A))?

If A3x3 is a matrix with |A| = 2. What is the determinant of Adj (Adj (Adj A))?

Neal Caffery

5.3k views

Neal Caffery asked Dec 11, 2016

2 votes

3 answers

2731

counting
how many number are possible of 4 digits whose sum is 12.

how many number are possible of 4 digits whose sum is 12.

Neal Caffery

1.5k views

Neal Caffery asked Dec 10, 2016

2 votes

0 answers

2732

closure properties of relations
Do the relations 1)symmetric 2)reflexive 3)transitive 4)asymmetric 5)anti -symmetric 6)equivalence are closed under union , intersection,symmetric difference , complement etc Explain by Example.

Do the relations 1)symmetric2)reflexive3)transitive 4)asymmetric 5)anti -symmetric 6)equivalence are closed under union , intersection,symmetric difference , comple...

Sanjay Sharma

1.6k views

Sanjay Sharma asked Dec 10, 2016

2 votes

1 answer

2733

No of binary tree
number of distinct binary tree,that can be created by 5 nodes(distinct)

number of distinct binary tree,that can be created by 5 nodes(distinct)

Aboveallplayer

680 views

Aboveallplayer asked Dec 10, 2016

2 votes

1 answer

2734

no of edges in undirected graph

Sanjay Sharma

990 views

Sanjay Sharma asked Dec 9, 2016

2 votes

2 answers

2735

In a bag, there are some balls of the same size that are colored by 7 colors
In a bag, there are some balls of the same size that are colored by 7 colors, and for each color the number of balls is 77. At least how many balls are needed to be picked out to ensure that one can obtain 7 groups of 7 balls each such that in each group the balls are monochromatic? 469 539 85

In a bag, there are some balls of the same size that are colored by 7 colors, and for each color the number of balls is 77. At least how many balls are needed to be picke...

Akriti sood

3.4k views

Akriti sood asked Nov 29, 2016

2 votes

1 answer

2736

Consider a post office that is staffed by two clerks. Suppose that when Miss. Granger enters the system

Consider a post office that is staffed by two clerks. Suppose that when Miss. Granger enters the system, she discovers that Mr. Harry is being served by one of the clerks...

Akriti sood

2.1k views

Akriti sood asked Nov 29, 2016

2 votes

1 answer

2737

clique number of graph is:
The clique number of graph is _____? can someone also explain what is clique number also?

The clique number of graph is _____?can someone also explain what is clique number also?

Akriti sood

1.1k views

Akriti sood asked Nov 28, 2016

2 votes

2 answers

2738

Consider the graph G whose vertices are 4 element subsets of the set {1, 2, 3…10}
Consider the graph G whose vertices are 4 element subsets of the set {1, 2, 3…10} with two vertices adjacent if and only if their intersection is empty. Then the number of edges does G have _______

Consider the graph G whose vertices are 4 element subsets of the set {1, 2, 3…10} with two vertices adjacent if and only if their intersection is empty. Then the number...

Akriti sood

2.8k views

Akriti sood asked Nov 28, 2016

2 votes

1 answer

2739

Let G be a K-regular bipartite graph with k ≥ 2. Then G has no cut edge
how is this statement correct..can some one give an example?? Let G be a K-regular bipartite graph with k ≥ 2. Then G has no cut edge

how is this statement correct..can some one give an example??Let G be a K-regular bipartite graph with k ≥ 2. Then G has no cut edge

Akriti sood

3.2k views

Akriti sood asked Nov 28, 2016

2 votes

3 answers

2740

Pigeon hole

Sanket_

724 views

Sanket_ asked Nov 28, 2016

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