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Recent questions tagged linearalgebra
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Matrices Eigen Values
The value of ‘x’ for which all the eigen values of the matrix given below are real is 10 5+j 4 x 20 2 4 2 10 5+j b. 5j c.15j d.1+5j
asked
8 hours
ago
in
Mathematical Logic
by
Shivateja MST
(
113
points)

6
views
linearalgebra
engineeringmaths
engineeringmathematics
0
votes
0
answers
linear algebra and prob for Interviews
I am not able to know how much linear algebra and probability to study for the upcoming interviews. right now I am studying these: Sir Gilbert Strang videos on YT for linear algebra Khan academy videos on YT for probability so is this OK or something I am missing? Please suggest. Thanks.
asked
Mar 23
in
Written Exam
by
Rajat Maheshwari
(
14
points)

9
views
linearalgebra
probability
0
votes
0
answers
Linear algebra eigen values
asked
Feb 29
in
Linear Algebra
by
Parth nathani
(
40
points)

17
views
linearalgebra
0
votes
0
answers
Applied course test series : Linear algebra
Can someone explain statement II ?
asked
Jan 22
in
Linear Algebra
by
vishal burnwal
(
135
points)

37
views
linearalgebra
0
votes
0
answers
SELF DOUBT:LINEAR ALGEBRA
Number of $n$x$n$ matrices that can be constructed with $m$ different matrix elements According to me it should be $m^{n*n}$. Is it correct? and the follow up question with this concept in use All elements of a $2$x$2$ matrix " ... what is the probability that the determinant of this matrix is positive? My answer to the above problem is → $3/16$ Please verify both
asked
Jan 15
in
Calculus
by
Debapaul
(
699
points)

14
views
linearalgebra
0
votes
0
answers
ISRO 2007 qno. 9
Can some one please provide the solution to the problem given in the link: https://gateoverflow.in/49479/isro200709 Thank you
asked
Jan 11
in
Linear Algebra
by
Pratyush Priyam Kuan
(
804
points)

13
views
#isro
#exam
#engineeringmaths
linearalgebra
eigenvector
+1
vote
1
answer
MADE EASY TEST SERIES: LINEAR ALGEBRA FLT
asked
Jan 7
in
Mathematical Logic
by
Debapaul
(
699
points)

66
views
madeeasytestseries
linearalgebra
0
votes
0
answers
Ace Academy Full length Mock test 3 Q17
asked
Dec 21, 2019
in
Linear Algebra
by
ssap09
(
42
points)

12
views
aceacademytestseries
#gatepreparation
engineeringmathematics
linearalgebra
eigenvalue
0
votes
1
answer
Ace Practice questions Linear Algebra
If ‘A’ is a non singular matrix and $(IA+A^{2}.....+(1)^{n}A^{n})=0$ then $A^{1}$ = _______________
asked
Dec 11, 2019
in
Linear Algebra
by
Pratyush Priyam Kuan
(
804
points)

14
views
linearalgebra
engineeringmathematics
0
votes
0
answers
#doubt in linear algebra
# Eigenvectors of real symmetric matrices are orthogonal .
asked
Dec 5, 2019
in
Linear Algebra
by
amit166
(
139
points)

6
views
linearalgebra
0
votes
1
answer
GATE GURU: LINEAR ALGEBRA TOPIC TEST
The number of distinct possible square matrices of order 2, with each entry 2 (or) 0 (or) 2 is __________________
asked
Nov 14, 2019
in
Mathematical Logic
by
Debapaul
(
699
points)

17
views
linearalgebra
0
votes
1
answer
GATE GURU:LINEAR ALGEBRA
asked
Nov 14, 2019
in
Linear Algebra
by
Debapaul
(
699
points)

34
views
linearalgebra
0
votes
0
answers
Gate 2014 IN
A scalar valued function is defined as $F(X)=X^{T}AX+B^{T}X+C$ where A is symmetric positive definite matrix with dimension n*n; B and X are vector of dimension n *1.the minimum value of f(X) will occur when X Equal.
asked
Nov 10, 2019
in
Linear Algebra
by
amit166
(
139
points)

8
views
linearalgebra
0
votes
0
answers
homogeneous linear equation doubt
I have a doubt it may be simple but I am not able to understand . so, please help In homogeneous linear equation if r is the rank of the matrix. We know that row rank=column rank=rank of the matrix. My doubt is here the number of ... so number of independent variable is r .so how is the number of independent solutions is nr. Please someone clear this doubt .
asked
Nov 1, 2019
in
Linear Algebra
by
Pratyush Priyam Kuan
(
804
points)

20
views
linearalgebra
engineeringmathematics
0
votes
1
answer
GATE GURU TEST SERIES: LINEAR ALGEBRA
asked
Oct 21, 2019
in
Linear Algebra
by
Debapaul
(
699
points)

37
views
linearalgebra
0
votes
1
answer
MADE EASY: LINEAR ALGEBRA
asked
Oct 21, 2019
in
Linear Algebra
by
Debapaul
(
699
points)

18
views
linearalgebra
0
votes
0
answers
Testbook Test series: Linear algebra
Let M be a 3 x 3 matrix such that M$\begin{pmatrix} 2\\ 1\\ 0 \end{pmatrix}$=$\begin{pmatrix} 6\\ 3\\ 0 \end{pmatrix}$ and suppose that $M^{3}$\begin{pmatrix} 1\\ 1/2\\ 0 \end{pmatrix}$=$\begin{pmatrix} \alpha\\ \beta\\ \gamma\\ \end{pmatrix}$ for some $\alpha$,$\beta$,$\gamma$ $\epsilon$ R. Then $\alpha$ is equal to:
asked
Oct 16, 2019
in
Linear Algebra
by
Kushagra गुप्ता
(
261
points)

33
views
linearalgebra
engineeringmathematics
0
votes
0
answers
Linear algebra eigen value
let A be a 2*2 matrix with integer entries. Which of following could be it's eigen value. A.1/root(2) B.${\sqrt[3]{2}}$ C.${\sqrt[2]{2}}$ D.$\prod$(pie)
asked
Sep 25, 2019
in
Mathematical Logic
by
amit166
(
139
points)

19
views
linearalgebra
engineeringmathematics
0
votes
0
answers
Self doubt in matrices.
A hermitian matrix can be similar to a non hermitian matrix . (True or false)?
asked
Sep 17, 2019
in
Linear Algebra
by
Eleph knaught
(
7
points)

15
views
linearalgebra
0
votes
0
answers
CSIR / UGC NET  Linear Algebra
Let A be a 3x3 real matrix. Suppose 1 and 1 are two of the three Eigen values of A and 18 is one of the Eigen values of $A^2 + 3A$. Then. a) Both A and $A^2 + 3A$ are invertible b) $A^2 + 3A$ is invertible but A is not c) A is invertible but $A^2 + 3A$ is not d) Both A and $A^2 + 3A$ are not invertible
asked
Sep 11, 2019
in
Linear Algebra
by
Kushagra गुप्ता
(
261
points)

7
views
engineeringmathematics
linearalgebra
ugcnet
0
votes
1
answer
Gate 2007  IN
$\\ A\ is\ n*n \ matrix \ such \ that \ A^2=I \ and B \ is \ n*1 \ real \ \\vector \ then \ Ax=B \ has \\ \\ a) no \ solution \\ b) unique \ solution\\ c) infinitely \ many \ solution\\ d) none$
asked
Sep 10, 2019
in
Linear Algebra
by
Kushagra गुप्ता
(
261
points)

13
views
engineeringmathematics
linearalgebra
0
votes
0
answers
Linear algebra by Fuzhen Zhang
Find the value of $t$ for which the following matrix has rank $3$. $\begin{pmatrix} t & 1& 1& 1 \\ 1 & t & 1& 1 \\ 1 & 1 & t & 1 \\ 1 & 1 & 1 & t \end{pmatrix}$
asked
Sep 7, 2019
in
Linear Algebra
by
Eleph knaught
(
7
points)

18
views
linearalgebra
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