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2941
Calculus maxima minima
True / false ? In continuous function if we have three stationary points then always it will be case that either one is maxima and two are minima or one is minima and two are maxima ? I think it is true but i am concerned about constant fucntion
True / false ?In continuous function if we have three stationary points then always it will be case that either one is maxima and two are minima orone is minima and two a...
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1 answer
2942
[Engineering maths] Linear homogeneous system of equation
While solving linear homogeneous equation do we check rank of A or rank of (A!B) ?
While solving linear homogeneous equation do we check rank of A or rank of (A!B) ?
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1 votes
2 answers
2943
Suppose there are n positive real numbers such that their sum is 20
Suppose there are n positive real numbers such that their sum is 20 and the product is strictly greater than 1. What is the maximum possible value of n? (A) 18 (B) 19 (C) 20 (D) 21
Suppose there are n positive real numbers such that their sum is 20and the product is strictly greater than 1. What is the maximum possiblevalue of n?(A) 18 (B) 19 (C) 20...
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3 votes
3 answers
2944
NIELIT 2016 DEC Scientist B (IT) - Section B: 26
Two eigenvalues of a $3\times3$ real matrix $P$ are $(2+​ \sqrt-1)$ and $3$. The determinant of $P$ is ________. $0$ $1$ $15$ $-1$
Two eigenvalues of a $3\times3$ real matrix $P$ are $(2+​ \sqrt-1)$ and $3$. The determinant of $P$ is ________.$0$$1$$15$$-1$
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1 answer
2945
UGC NET CSE | December 2009 | Part 2 | Question: 02
Circle has ____________ (A) No vertices (B) Only 1 vertex (C) ∞ vertices (D) None of these
Circle has ____________(A) No vertices(B) Only 1 vertex(C) ∞ vertices(D) None of these
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1 votes
3 answers
2946
Doubt
For a complete graph with 10 vertices, The number of spanning trees is at least_____?
For a complete graph with 10 vertices, The number of spanning trees is at least_____?
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1 votes
1 answer
2947
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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1 votes
1 answer
2948
probability
Alice and Betty play a game where Alice goes first. They each say a distinct integer from 1 to 15 (inclusive). The first person to say an integer which we summed with a previously spoken integer, gives the value of 16, will lose the game. Who will win the game?
Alice and Betty play a game where Alice goes first. They each say a distinct integer from 1 to 15 (inclusive). The first person to say an integer which we summed with a p...
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11 votes
1 answer
2949
CMI2012-B-01
Let $G=(V, E)$ be a graph where $\mid V \mid =n$ and the degree of each vertex is strictly greater than $\frac{n}{2}$. Prove that $G$ has a Hamiltonian path. (Hint: Consider a path of maximum length in $G$.)
Let $G=(V, E)$ be a graph where $\mid V \mid =n$ and the degree of each vertex is strictly greater than $\frac{n}{2}$. Prove that $G$ has a Hamiltonian path. (Hint: Cons...
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4 votes
1 answer
2951
GATE Overflow | Mock GATE | Test 1 | Question: 52
$\begin{bmatrix} 2 & 2 & 1 \\ 1 & 3 & 1 \\ 1 & 2 & 2 \end{bmatrix}$ For the above given matrix $A,$ $A^3 -7A^2 +10A = $ $5I+A$ $5I-A$ $A-5I$ $6I$
$\begin{bmatrix} 2 & 2 & 1 \\ 1 & 3 & 1 \\ 1 & 2 & 2 \end{bmatrix}$For the above given matrix $A,$$A^3 -7A^2 +10A = $$5I+A$$5I-A$$A-5I$$6I$
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1 answer
2952
Calculus - Limits
Answer is 1 but where it is going wrong the way I solved in following image.
Answer is 1 but where it is going wrong the way I solved in following image.
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1 answer
2954
Is partial derivatives and euler's theorem (related to partial derivatives) in syllabus?
Is partial derivatives and euler's theorem in syllabus? Please clarify if any idea.
Is partial derivatives and euler's theorem in syllabus?Please clarify if any idea.
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2 votes
1 answer
2956
ISI2019-MMA-14
If the system of equations $\begin{array} \\ax +y+z= 0 \\ x+by +z = 0 \\ x+y + cz = 0 \end{array}$ with $a,b,c \neq 1$ has a non trivial solutions, the value of $\frac{1}{1-a} + \frac{1}{1-b} + \frac{1}{1-c}$ is $1$ $-1$ $3$ $-3$
If the system of equations$\begin{array} \\ax +y+z= 0 \\ x+by +z = 0 \\ x+y + cz = 0 \end{array}$with $a,b,c \neq 1$ has a non trivial solutions, the value of $$\frac{1}{...
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2958
Order of generator of a group
Suppose that G is a cyclic group of order 10 with generator a belongs to G. Order of a^8 is ________.
Suppose that G is a cyclic group of order 10 with generator a belongs to G. Order of a^8 is ________.
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1 answer
2959
MadeEasy Test Series: Combinatory - Permutations And Combinations
Number of solutions are there of x+y+z=17 in positive integers are_________ Here in this do we have to take constraints of x>=1,y>=1,z>=1?
Number of solutions are there of x+y+z=17 in positive integers are_________Here in this do we have to take constraints of x>=1,y>=1,z>=1?
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