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Recent questions tagged engineering-mathematics

2 votes
1 answer
813
Probability
P( A union B)=.6 P( A intersection B)=.25 Find P(A`) +P(B`) ? where P(A`) means probability of A complement.
P( A union B)=.6P( A intersection B)=.25Find P(A ) +P(B ) ? where P(A ) means probability of A complement.
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1 votes
1 answer
814
[Engineering Maths] Calculus
What can we say about e^-x ? a. Function is increasing at increasing rate b. Function is decreasing at increasing rate c. Function is increasing at decreasing rate d. Function is decreasing at decreasing rate
What can we say about e^-x ?a. Function is increasing at increasing rateb. Function is decreasing at increasing ratec. Function is increasing at decreasing rated. Functi...
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2 votes
1 answer
819
Set theory
{ a } ∈ A but a ∉ A why ? here ' a is the element of set {a} ' ,and ' set {a} is the element of A" , so " a also element of A " . please clear my doubt .
{ a } ∈ A buta ∉ Awhy ?here ' a is the element of set {a} ' ,and ' set {a} is the element of A" , so " a also element of A " . please clear my doubt .
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0 votes
1 answer
820
use of calculator
Can we use calculator provided in exam to find out determinant?
Can we use calculator provided in exam to find out determinant?
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1 votes
1 answer
822
Calculus
The interval in which $f(x) = \cot^{-1}x + x$ increases, is (a) $R$ (b)$(0,\infty )$ (c)$R-[n-\pi]$ (d)None of these
The interval in which $f(x) = \cot^{-1}x + x$ increases, is(a) $R$(b)$(0,\infty )$(c)$R-[n-\pi]$(d)None of these
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1 votes
2 answers
826
Test by Bikram | Mock GATE | Test 4 | Question: 1
The sum of the diagonal elements of a $ 2\times 2 $ upper triangular matrix is $-6.$ Then, the maximum possible value of the determinant of the matrix is ________.
The sum of the diagonal elements of a $ 2\times 2 $ upper triangular matrix is $-6.$ Then, the maximum possible value of the determinant of the matrix is ________.
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0 votes
0 answers
827
Graph Theory
algorithm to find more than one path between any two vertices of a graph G=(V,E) , with a complexity of O(VE) ?
algorithm to find more than one path between any two vertices of a graph G=(V,E) , with a complexity of O(VE) ?
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13 votes
2 answers
828
ISI2015-MMA-7
Suppose $X$ is distributed as Poisson with mean $λ.$ Then $E(1/(X + 1))$ is $\frac{e^{\lambda }-1}{\lambda }$ $\frac{e^{\lambda }-1}{\lambda +1}$ $\frac{1-e^{-\lambda }}{\lambda}$ $\frac{1-e^{-\lambda }}{\lambda + 1}$
Suppose $X$ is distributed as Poisson with mean $λ.$ Then $E(1/(X + 1))$ is$\frac{e^{\lambda }-1}{\lambda }$$\frac{e^{\lambda }-1}{\lambda +1}$$\frac{1-e^{-\lambda }}{\l...
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0 votes
0 answers
831
Linear algebra
Which book to study for Linear algebra grewal or Gilbert Strang from gate perspective?
Which book to study for Linear algebra grewal or Gilbert Strang from gate perspective?
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1 votes
1 answer
836
Probability
in a game of bridge the entire deck of 52 cards is dealt out to 4 players.What is the probability that i)one of the players receive all 13 spades ii )each player receives one ace?
in a game of bridge the entire deck of 52 cards is dealt out to 4 players.What is the probability that i)one of the players receive all 13 spadesii )each player receives...
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0 votes
1 answer
838
how to prove?
If abc(a+b+c)=3, prove that (a+b)(b+c)(c+a)≥8
If abc(a+b+c)=3, prove that (a+b)(b+c)(c+a)≥8
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1 votes
1 answer
840
GATE EXAM PREPARATION STRATEGY
I AM STUDYING IN 1ST SEM CSE BRANCH. I WANT TO PREPARE FOR GATE. I PRESENTLY JUST KNOW A BIT OF PROGRAMMING. IN WHICH ORDER( SPECIFIC SUBJECTS AND TOPICS) AND WAYS SHOULD I START PREPARING FOR GATE. PLEASE TELL BOOKS ALSO.
I AM STUDYING IN 1ST SEM CSE BRANCH.I WANT TO PREPARE FOR GATE. I PRESENTLY JUST KNOW A BIT OF PROGRAMMING.IN WHICH ORDER( SPECIFIC SUBJECTS AND TOPICS) AND WAYS SHOULD I...
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