Recent questions tagged linear-algebra

0 votes

1 answer

1

Eigen Values of a skew Symmetric Matrix

asked 10 hours ago in Mathematical Logic by Salazar (169 points) | 15 views

+2 votes

0 answers

2

matrices

asked Oct 9 in Mathematical Logic by chandra sai Junior (683 points) | 20 views

+3 votes

1 answer

3

Matrices

asked Oct 7 in Linear Algebra by Shivi rao (417 points) | 41 views

0 votes

0 answers

4

gate 2008 matrices engineering maths

asked Sep 26 in Linear Algebra by Shivam Gupta 3 (29 points) | 43 views

0 votes

1 answer

5

Problem in linear algebra
How many solutions does the following system of linear equations have? X+5y = -1 x-y = 2 x+3y = 3 A. infinitely many B. two distinct solutions C. unique D. no solution

asked Sep 22 in Linear Algebra by Vicky rix Loyal (4.9k points) | 30 views

+3 votes

0 answers

6

GATE CE 2005 linear algebra
Consider the system of linear equations A(n*n)X(n*1) = λ(n*1) where λ is a scalar. Let (λi , Xi) be an eigen pair of an eigen value and its corresponding eigen vector for a real matrix A. Let I be a n*n unit matrix. Which one of the following ... A's inverse ) , then mod(λi)=1 for all i. (D) if (A's transpose = A) , then λi is real for all i

asked Sep 1 in Linear Algebra by vishwajit_vishnu (423 points) | 99 views

+1 vote

1 answer

7

Gate CE 2005 linear algebra
Consider a non- homogeneous system of linear equations representing mathematically an over determined system. Such a system will be (A) consistent having a unique solution (B) consistent having many solutions (C) inconsistent having a unique solution (D) inconsistent having no solution

asked Aug 31 in Linear Algebra by vishwajit_vishnu (423 points) | 91 views

0 votes

0 answers

8

Diagonalisation of a matrix necessary and sufficient condition

asked Aug 31 in Mathematical Logic by vishwajit_vishnu (423 points) | 49 views

0 votes

4 answers

9

linear algebra

asked Aug 23 in Linear Algebra by bharti Loyal (2.7k points) | 60 views

+2 votes

1 answer

10

Matrices
If A is a non singular matrix and $\left (I - A + A^{2} - ..... + (-1)^{n}A^{n}\right ) =0$) Then $A^{-1}$ is

asked Aug 10 in Linear Algebra by anonymous | 133 views

+1 vote

1 answer

11

eigen value

asked Aug 3 in Mathematical Logic by set2018 Loyal (4.7k points) | 61 views

+1 vote

1 answer

12

linear algebra

asked Aug 2 in Mathematical Logic by set2018 Loyal (4.7k points) | 27 views

+1 vote

1 answer

13

linear algebra

asked Aug 2 in Mathematical Logic by set2018 Loyal (4.7k points) | 21 views

+1 vote

0 answers

14

Homogeneous equations.
How we decide about the random value used in liner homogeneous equation ? Any trick or way to get that random value.

asked Aug 1 in Mathematical Logic by elakashi sharma (391 points) | 18 views

+1 vote

0 answers

15

linear algebra

asked Aug 1 in Linear Algebra by set2018 Loyal (4.7k points) | 39 views

+2 votes

1 answer

16

linear algebra
Rank of matrix : 1) Rank is equal to the number of linearly independent rows or columns in the matrix 2)Rank is equal to the number of non zero rows in ECHLON FORM of matrix ARE BOTH the things same pls explain ?

asked Jul 30 in Mathematical Logic by set2018 Loyal (4.7k points) | 70 views

+1 vote

2 answers

17

linear algebra
How many different entries can a 4 * 4 skew-symmetric matrix have? An n* n skew-symmetric matrix? What if it is symmetric matrix ?

asked Jul 30 in Mathematical Logic by set2018 Loyal (4.7k points) | 42 views

+1 vote

1 answer

18

Linear algebra Determinant
True/False A matrix is singular iff any row/column is constant multiple of any other row/column?

asked Jul 28 in Mathematical Logic by rahul sharma 5 Veteran (15k points) | 48 views

+1 vote

1 answer

19

Calculate Eigen Vector And Eigen Value

asked Jul 24 in Linear Algebra by Shubhanshu Boss (9k points) | 126 views

+1 vote

1 answer

20

Find the last row of the Matrix

asked Jul 24 in Linear Algebra by Shubhanshu Boss (9k points) | 61 views

+2 votes

1 answer

21

State true/ false (with reason) For Linear Algebra

asked Jul 24 in Linear Algebra by Shubhanshu Boss (9k points) | 72 views

+1 vote

1 answer

22

Gilbert Strang (Books/Video Lectures) Doubt About Which Portions Are Relevant for GATE

asked Jul 18 in Linear Algebra by meghashyamc (245 points) | 85 views

+1 vote

1 answer

23

Linear Algebra by Gilbert strang, 4th edition, 5.1.13

asked Jul 5 in Linear Algebra by sarika (163 points) | 94 views

+1 vote

1 answer

24

Gate EE 2014 Eigen values
A system matrix is given as follows. The absolute value of the ratio of the maximum eigenvalue to the minimum eigenvalue is _______

asked Jul 2 in Linear Algebra by rahul sharma 5 Veteran (15k points) | 179 views

0 votes

1 answer

25

[Gate IN 2016- Set A] Linear algebra,Eigen values

asked Jul 2 in Linear Algebra by rahul sharma 5 Veteran (15k points) | 167 views

0 votes

0 answers

26

[Linear Algebra]
What is the effect of elementary operations on eigen vectors ? I know eigen values are not preserved with elementary operations,so as eigen vectors are generated by eigen values so they should change,But i am not sure.

asked Jul 1 in Calculus by rahul sharma 5 Veteran (15k points) | 31 views

0 votes

1 answer

27

Linear algebra, EE gate 2016

asked Jun 29 in Linear Algebra by rahul sharma 5 Veteran (15k points) | 111 views

0 votes

0 answers

28

[Linear algebra]Determinant of matrix

asked Jun 29 in Theory of Computation by rahul sharma 5 Veteran (15k points) | 42 views

0 votes

1 answer

29

Linear Algebra-Determinant
Suppose det(A)=4 then how we could find the det(a^4) ? A is a square matrix of order 4X4 .

asked Jun 29 in Linear Algebra by ashwina Active (1.1k points) | 83 views

+1 vote

1 answer

30

Gate ME 2016: Eigen value
Q.1 The condition for which the eigen values of the matrix A2*2 = 2 1 1 k are positive (A) > 1/2 (B) > −2 (C) > 0 (D) < −1/2

asked Jun 26 in Linear Algebra by rahul sharma 5 Veteran (15k points) | 101 views

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