Question # 1

Matrices A = [aij] 2 x 3 and B = [bij] 3 x 2 are suitable for

Choose an answer

BA

A2

AB

B2

Choose an answer

k3

0

3k

k6

Trival solution of homogeneous linear equation is

Choose an answer

(0, 0, 0)

(1, 2, 3)

(1, 3, 5)

a.b and c

Choose an answer

Null matrix

Triangular matrix

Unit matrix

Rectangular matrix

The transport of a rectangular matrix is a

Choose an answer

Square matrix

Rectangular matrix

Row matrix

Column matrix

A matrix with a single column is called

Choose an answer

Column matrix

Row matrix

Identity matrix

Null matrix

Choose an answer

x =0, y =4

x = -1, y = 2

x = 2, y = 3

x = 3, y = 4

The square matrix A is skew-symmetric when At=

Choose an answer

-B

-C

-A

-D

Which of the following is skew symmetric matrix

Choose an answer

Which of the following is an identity matrix?

Choose an answer

none of these

Choose an answer

I3

rI3

r

none

The transpose of a column matrix is a ______

Choose an answer

Zero matrix

Diagonal matrix

Column matrix

Row matrix

Choose an answer

0

1

2

4

Choose an answer

3 x 2

2 x 3

3 x 3

2 x 2

Choose an answer

For a square matrix A, if A = At, then A is called

Choose an answer

Matrix

Transpose

Symmetric

Non-symmetric

Rank of matrix [1 3 5 0] is

Choose an answer

1

3

2

4

Choose an answer

3, -3, 11

3, 3, 11

-3, 3, -11

-3, -3, 11

If A = |aij| is (m x n) matrix then transpose of A is of the order

Choose an answer

m x m

m x n

n x n

n x m

If order of A is m x n, then order of A^tis

Choose an answer

m x m

n x n

m x n

n x m

More Classes

Other Links

ECAT Mathematics Chapter 5 Matrices and Detarminants Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer