A=\(\begin{bmatrix}1&2&3\\5&7&9\end{bmatrix}\)
A=\(\begin{bmatrix}1\\4\\6\end{bmatrix}\)
A=\(\begin{bmatrix}3&4\\3&5\\4&5\end{bmatrix}\)
A=\(\begin{bmatrix}4&5&6 \\5&2&6\\6&4&7\\7&7&1\end{bmatrix}\)

Which of the following matrix is inverse of itself
$\begin{bmatrix} 1 & 1 & 1 \ 1 & 1 & 1 \ 1 & 1 & 1 \end{bmatrix}$
$\begin{bmatrix} 1 & 0 & 0 \ 0 & 1 & 0 \ 0 & 0 & 1 \end{bmatrix}$
$\begin{bmatrix} 1 & 0 & 1 \ 0 & 0 & 0 \ 1 & 0 & 1 \end{bmatrix}$
$\begin{bmatrix} 0 & 1 & 0 \ 1 & 1 & 1 \ 0 & 1 & 0 \end{bmatrix}$

Which of the following matrix is inverse of itself
⎣⎢⎢⎡010111010⎦⎥⎥⎤
⎣⎢⎢⎡100010001⎦⎥⎥⎤
⎣⎢⎢⎡101000101⎦⎥⎥⎤
⎣⎢⎢⎡111111111⎦⎥⎥⎤

If Pythagorean triple (a,b,c) is written as row matrix [a b c] then which of the following matrix a...
None of these
[3 4 5]A
[3 4 5]B
[3 4 5]C

If i=−1 ,a=21+5,b=21−5 then which of the following matrix is idempotent
[abba]
[aiib]
[aii−b]
[biia]

Which of the following matrix is not used while immobilizing the enzyme by covalent binding?
Agarose
Cellulose
Calcium alginate
Glutaraldehyde

If row-major order is used, how is the following matrix stored in memory?a b cd e fg h i
ihgfedcba
abcdefghi
cfibehadg
adgbehcfi

What is the rank of the following matrix
1
2
3

The state of 2D-stress at a point is given by the following matrix of stresses:What is the magnitude...
50
75
100
110

Consider the following matrixWhat is the missing number at ? in the matrix
5
7
3

The eigen values of the following matrix are
1, 1
- 1, - 1
j, - j
1, - 1

Which among the following matrix is sparse?
Jacobian matrix only
Y bus matrix only
Z bus matrix only
Both (a) and (b)

The Eigen values of following matrix are
$\begin{bmatrix}
\ -1 & 3 & 5 \
\ -3 & -1 & 6 \
\ 0 & 0...
3, 3 + 5j, 6 - j
6 + 5j, 3 + j, 3 - j
3 + j, 3 - j, 5 + j
3, - 1 + 3j, - 1 - 3j

If row-major order is used, how is the following matrix stored in memory?
a b c
d e f
g h i
abcdefghi
adgbehcfi
cfibehadg
ihgfedcba

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