Which one of the following is a 2 × 2 matrix?
If a matrix is equal to its transpose then it is called a ____________ matrix.
Conjugate
Symmetric
Null
Zero
A matrix in which the number of rows is equal to the number of column is called a _______ matrix.
rectangular
square
column
row
then,
p =6,x = 4
p =3, x = 4
p =4, x = 3
p = 6, x = 2
A matrix having only one row is called a ________ matrix.
n × 1
1 × n
1/n
( 1+ 1/n ) 2
is a scalar matrix, then λ =
0
1
1/3
3
Which one of the following is an identity matrix?
