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Recent questions in Linear Algebra
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Matrices, determinants,
System of linear equations,
Eigenvalues and eigenvectors,
LU decomposition.
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Previous GATE
+2
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0
answers
1
Made easy books GATE  2015( IN ) 1 mark
asked
1 day
ago
in
Linear Algebra
by
Lakshman Patel RJIT
Loyal
(
4.1k
points)

25
views
normal
+1
vote
1
answer
2
Ravula Test Series
The number of distinct eigen values of the matrix
asked
4 days
ago
in
Linear Algebra
by
ankit_thawal
Active
(
1.4k
points)

56
views
eigenvalue
+1
vote
1
answer
3
Recuurence
Shouldn't the characteristic equation be (1)... But they have given (2) ... kindly help ... thanks
asked
6 days
ago
in
Linear Algebra
by
Pawan Kumar 2
Loyal
(
4.1k
points)

47
views
recurrencerelation
+1
vote
0
answers
4
ACE test series
Answer is given as A but how B is false?
asked
Jan 16
in
Linear Algebra
by
Abhinav Gupta
(
303
points)

26
views
+1
vote
0
answers
5
Test Series
Which of the following is the eigen vector of the matrix ( Marks: 0.66 ) (1,1,0) (1,1,1) (0,1,1) (0,0,1) Plz explain in detail.
asked
Jan 13
in
Linear Algebra
by
ankit_thawal
Active
(
1.4k
points)

53
views
eigenvalue
+1
vote
0
answers
6
Test Series ACE
How to solve? ________________ Number of nonnegative integer solutions such that x+y+z=17 where x>1,y>2,z>3 is 
asked
Jan 13
in
Linear Algebra
by
ankit_thawal
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1.4k
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49
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systemofequations
+4
votes
2
answers
7
LU decomposition
asked
Jan 13
in
Linear Algebra
by
Lakshman Patel RJIT
Loyal
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4.1k
points)

52
views
linearalgebra
matrices
+3
votes
1
answer
8
largest eigen value
asked
Jan 13
in
Linear Algebra
by
Lakshman Patel RJIT
Loyal
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4.1k
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30
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engineeringmathematics
eigenvalue
+3
votes
0
answers
9
Eigen value
asked
Jan 13
in
Linear Algebra
by
Lakshman Patel RJIT
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(
4.1k
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36
views
engineeringmathematics
linearalgebra
matrix
eigenvalue
+5
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1
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10
matrix to det
asked
Jan 12
in
Linear Algebra
by
Lakshman Patel RJIT
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(
4.1k
points)

25
views
engineeringmathematics
matrices
+4
votes
1
answer
11
matrix linearly independent and orthogonal
asked
Jan 12
in
Linear Algebra
by
Lakshman Patel RJIT
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4.1k
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38
views
linearalgebra
+4
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0
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12
matrix
asked
Jan 12
in
Linear Algebra
by
Lakshman Patel RJIT
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4.1k
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23
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engineeringmathematics
matrices
+1
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0
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13
Linear Algebra
If $I$ is the unit matrix of order $n$ , where $k!=0$ is a constant then $adj \ kI$ is
asked
Jan 11
in
Linear Algebra
by
Anjan
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1.3k
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59
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engineeringmathematics
linearalgebra
+3
votes
1
answer
14
matrix adjoint
asked
Jan 10
in
Linear Algebra
by
Lakshman Patel RJIT
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4.1k
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75
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linearalgebra
matrices
+2
votes
1
answer
15
matrix
asked
Jan 10
in
Linear Algebra
by
Lakshman Patel RJIT
Loyal
(
4.1k
points)

50
views
linearalgebra
matrix
+1
vote
0
answers
16
Matrices
$\begin{bmatrix} 1 &2 &0 \\ 1& 1 &0 \\ 2& 1 &0 \end{bmatrix}$ What is the degree sequences can we get in a graph by the above matrix
asked
Jan 8
in
Linear Algebra
by
srestha
Veteran
(
76.9k
points)

60
views
engineeringmathematics
matrices
+3
votes
0
answers
17
GATE EC2014 Matrix
Q)which one of the following statement is NOT true for a square matrix A? (a) If A is upper triangular, the eigenvalues of A are the diagonal elements of it (b) If A is real symmetric, the eigenvalues of A are always real and ... ) are always the same (d) If all the principal minor of A are positive, all the eigenvalues of A are also positive
asked
Jan 8
in
Linear Algebra
by
Lakshman Patel RJIT
Loyal
(
4.1k
points)

39
views
engineeringmathematics
+1
vote
0
answers
18
maths
sub spaces:basis and dimension in maths are in syllabus of gate 2018???????
asked
Jan 8
in
Linear Algebra
by
eyeamgj
Active
(
1.3k
points)

28
views
+1
vote
0
answers
19
Relation
For $a,b\epsilon Real$ define $aRb$ iff $a^{2}+b^{2}>2$.Is it Reflexive, Symmetric or Transitive?
asked
Jan 7
in
Linear Algebra
by
srestha
Veteran
(
76.9k
points)

22
views
relations
+2
votes
0
answers
20
Matrix
If A and B are symmetric matrices of same order, then ABBA is A) NULL matrix B) Symmetric matrix C) Skew symmetric matrix D) Orthogonal matrix
asked
Jan 6
in
Linear Algebra
by
srestha
Veteran
(
76.9k
points)

60
views
linearalgebra
matrices
+1
vote
0
answers
21
Lattice
Lattice or not and why?
asked
Jan 6
in
Linear Algebra
by
srestha
Veteran
(
76.9k
points)

36
views
lattice
discretemathematics
+1
vote
0
answers
22
Identify Lattice
Which of these diagrams are lattice and why?
asked
Jan 6
in
Linear Algebra
by
srestha
Veteran
(
76.9k
points)

46
views
lattice
discretemathematics
+1
vote
0
answers
23
No of linearly independent vectors of
asked
Jan 4
in
Linear Algebra
by
Kuber
(
21
points)

16
views
+1
vote
1
answer
24
GATE 2014 IN (2 Marks)
A scalar valued function is defined as $f(x)=x^TAx+b^Tx+c$ , where A is a symmetric positive definite matrix with dimension $n*1$ ; b and x are vectors of dimension $n*1$ .The minimum value of $f(x)$ will occur when x equals. Answer: $(\frac{A^{1}b}{2})$ How to solve this?
asked
Jan 2
in
Linear Algebra
by
Sourajit25
(
413
points)

72
views
gate2014
linearalgebra
matrices
in
+1
vote
1
answer
25
Linear Algebra: Matrix operations
asked
Jan 1
in
Linear Algebra
by
Shubhanshu
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(
13.9k
points)

51
views
engineeringmathematics
linearalgebra
eigenvalue
+2
votes
0
answers
26
Matrix, IN Gate 2007
Let A be an nxn real matrix such that A^2=I and y be an ndimensional vector. Then the linear system of equations AX=Y has A) No solution B) Unique Solution C) More than one but finitely many independent solutions D) infinitely many independent solutions
asked
Dec 31, 2017
in
Linear Algebra
by
MiNiPanda
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(
3.4k
points)

42
views
linearalgebra
gate
2007in
+1
vote
0
answers
27
if A is a square matrix then the system AX=0 has non zero solution when ?
asked
Dec 29, 2017
in
Linear Algebra
by
adarsh shivhare
(
131
points)

46
views
+1
vote
0
answers
28
Function
Number of possible boolean functions of two binary variables excluding TRUE and FALSE are_____________
asked
Dec 28, 2017
in
Linear Algebra
by
srestha
Veteran
(
76.9k
points)

56
views
functions
discretemathematics
+1
vote
0
answers
29
#matrix
Let A be a 4 × 4 matrix with real entries such that 1, 1, 2, 2 are its eigen values. If B = A4  5A2 + 5I where I denotes 4 × 4 identity matrix, then which of the following is correct? (det(X) represents determinant of X) (A) det(A + B) = 0 (B) det(B) = 1 (C) trace of A + B is 4 (D) all of these
asked
Dec 27, 2017
in
Linear Algebra
by
Akash Mittal
Boss
(
7.1k
points)

106
views
+2
votes
0
answers
30
#matrix
asked
Dec 25, 2017
in
Linear Algebra
by
Akash Mittal
Boss
(
7.1k
points)

46
views
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