menu
search
Log In
Quick search syntax
tags tag:apple
author user:martin
title title:apple
content content:apple
exclude -tag:apple
force match +apple
views views:100
score score:10
answers answers:2
is accepted isaccepted:true
is closed isclosed:true

Subjects

Recent questions in Engineering Mathematics

Network Sites

 GO Mechanical
 GO Electrical
 GO Electronics
 GO Civil
 CSE Doubts

Recent questions in Engineering Mathematics

2 votes
2 answers
1
permutaions and combinations
How many bit strings contain exactly eight 0s and 10 1s if every 0 must be immediately followed by a 1? I got answer 9C2=36.Answer given 45
How many bit strings contain exactly eight 0s and 10 1s if every 0 must be immediately followed by a 1? I got answer 9C2=36.Answer given 45
asked Jul 15, 2015 in Combinatory Anu 636 views
1 vote
2 answers
2
It is known that a bus will arrive at random at a certain location sometime between 3:00 P.M. and 3:30 P.M.
It is known that a bus will arrive at random at a certain location sometime between 3:00 P.M. and 3:30 P.M. A man decides that he will go at random to this location between these two times and will wait at most 5 minutes for the bus. If he misses it, he will take the subway. What is the probability that he will take the subway?
asked Jul 14, 2015 in Probability Arjun 1.6k views
2 votes
2 answers
3
pigeonhole
Prove that at a party where there are at least two people, there are two people who know the same number of other people there.
Prove that at a party where there are at least two people, there are two people who know the same number of other people there.
asked Jul 14, 2015 in Combinatory Anu 497 views
0 votes
1 answer
4
pigeonhole
Show that there are at least six people in California (population: 37 million) with the same three initials who were born on the same day of the year (but not necessarily in the same year). Assume that everyone has three initials.
Show that there are at least six people in California (population: 37 million) with the same three initials who were born on the same day of the year (but not necessarily in the same year). Assume that everyone has three initials.
asked Jul 14, 2015 in Combinatory Anu 466 views
1 vote
1 answer
5
pigeonhole
Show that in a group of 10 people (where any two people are either friends or enemies), there are either three mutual friends or four mutual enemies, and there are either three mutual enemies or four mutual friends.
Show that in a group of 10 people (where any two people are either friends or enemies), there are either three mutual friends or four mutual enemies, and there are either three mutual enemies or four mutual friends.
asked Jul 14, 2015 in Combinatory Anu 1.4k views
0 votes
1 answer
6
pigeonhole
Show that in a group of five people (where any two people are either friends or enemies), there are not necessarily three mutual friends or three mutual enemies.
Show that in a group of five people (where any two people are either friends or enemies), there are not necessarily three mutual friends or three mutual enemies.
asked Jul 14, 2015 in Combinatory Anu 419 views
1 vote
1 answer
7
pigeonhole
Assume that in a group of six people, each pair of individuals consists of two friends or two enemies. Show that there are either three mutual friends or three mutual enemies in the group.
Assume that in a group of six people, each pair of individuals consists of two friends or two enemies. Show that there are either three mutual friends or three mutual enemies in the group.
asked Jul 14, 2015 in Combinatory Anu 1.2k views
6 votes
1 answer
8
application of pigeonhole principle
During a month with 30 days, a baseball team plays at least one game a day, but no more than 45 games. Show that there must be a period of some number of consecutive days during which the team must play exactly 14 games
During a month with 30 days, a baseball team plays at least one game a day, but no more than 45 games. Show that there must be a period of some number of consecutive days during which the team must play exactly 14 games
asked Jul 14, 2015 in Combinatory Anu 2.4k views
0 votes
2 answers
9
log question
if (x lg x)=4608 , then how to calculate value of x ? Base is 2
if (x lg x)=4608 , then how to calculate value of x ? Base is 2
asked Jul 13, 2015 in Combinatory Rohan Mundhey 1.1k views
4 votes
2 answers
10
counting
How many bit strings of length 10 contain either five consecutive 0s or five consecutive 1s? I got 382.Is it correct?
How many bit strings of length 10 contain either five consecutive 0s or five consecutive 1s? I got 382.Is it correct?
asked Jul 13, 2015 in Combinatory Anu 1.7k views
3 votes
2 answers
11
number of function
How many functions are there from the set {1, 2, . . . , n}, where n is a positive integer, to the set {0, 1} a) that assign 1 to exactly one of the positive integers less than n?
How many functions are there from the set {1, 2, . . . , n}, where n is a positive integer, to the set {0, 1} a) that assign 1 to exactly one of the positive integers less than n?
asked Jul 13, 2015 in Combinatory Anu 1.2k views
8 votes
8 answers
12
Kenneth Rosen Edition 6 Question 45 (Page No. 346)
How many bit strings of length eight contain either three consecutive 0s or four consecutive 1s?
How many bit strings of length eight contain either three consecutive 0s or four consecutive 1s?
asked Jul 13, 2015 in Combinatory Anu 3.4k views
0 votes
1 answer
13
please explain
every total ordered set is distributive.
every total ordered set is distributive.
asked Jul 11, 2015 in Set Theory & Algebra Jarvis 411 views
0 votes
3 answers
14
select correct option for limit
$\lim_{x\rightarrow 0}\sin \left( \frac{1}{x}\right)$ (a) 1 (b) 0 (c) does not exist (d) none of these
$\lim_{x\rightarrow 0}\sin \left( \frac{1}{x}\right)$ (a) 1 (b) 0 (c) does not exist (d) none of these
asked Jul 11, 2015 in Calculus saket nandan 202 views
1 vote
1 answer
15
calculate limit
$\lim_{x\rightarrow 0}\frac{ \sin x^{\circ}}{x}$
$\lim_{x\rightarrow 0}\frac{ \sin x^{\circ}}{x}$
asked Jul 11, 2015 in Calculus saket nandan 169 views
0 votes
2 answers
16
calculate limit
$\lim_{x\rightarrow 0} \left( \frac{1}{x^{2}} -\frac{1}{\sin^{2}x} \right)$
$\lim_{x\rightarrow 0} \left( \frac{1}{x^{2}} -\frac{1}{\sin^{2}x} \right)$
asked Jul 11, 2015 in Calculus saket nandan 162 views
0 votes
3 answers
17
calculate limit
$\lim_{\theta \rightarrow 0} \frac{ 1-\cos \theta }{ \theta \sin\theta }$
$\lim_{\theta \rightarrow 0} \frac{ 1-\cos \theta }{ \theta \sin\theta }$
asked Jul 11, 2015 in Calculus saket nandan 207 views
1 vote
2 answers
18
calculate limit
$\lim_{x\rightarrow 0} \frac{e^{x}-e^{\sin x}} {x-\sin x}$
$\lim_{x\rightarrow 0} \frac{e^{x}-e^{\sin x}} {x-\sin x}$
asked Jul 11, 2015 in Calculus saket nandan 180 views
0 votes
2 answers
19
calculate limit
$\lim_{x\rightarrow \infty }\frac{\sin x}{x}$
$\lim_{x\rightarrow \infty }\frac{\sin x}{x}$
asked Jul 11, 2015 in Calculus saket nandan 159 views
0 votes
2 answers
20
calculate limit
$\lim_{x\rightarrow 0} \frac{x^{x}-1}{x}$
$\lim_{x\rightarrow 0} \frac{x^{x}-1}{x}$
asked Jul 11, 2015 in Calculus saket nandan 229 views
Page:
Dark theme
Muffin by Hélio Chun
Thanks to Q2A
...