Question # 1

System of linear equations is inconsistent if

Choose an answer

System has no solution

System has one solution

System has two solution

None of above

The transpose of a column matrix is a ______

Choose an answer

Zero matrix

Diagonal matrix

Column matrix

Row matrix

The additive inverse of a matrix A is

Choose an answer

None of these

The transport of a rectangular matrix is a

Choose an answer

Square matrix

Rectangular matrix

Row matrix

Column matrix

If A and B are two matrices such that AB = B and BA = A then A2 + B2 =

Choose an answer

2 AB

2 BA

A + B

AB

Choose an answer

A square matrix A for which A^t= A is called a

Choose an answer

Column matrix

Symmetric matrix

Skew-symmetric matrix

Row matrix

Choose an answer

3 x 2

2 x 3

3 x 3

2 x 2

Choose an answer

0

1

-A

-1

Choose an answer

all are correct

For non-trival solution |A| is

Choose an answer

non zero

A = 0

|A| = 0

At = 0

The transpose of a row matrix is a ______

Choose an answer

Zero matrix

Diagonal matrix

Column matrix

Row matrix

Choose an answer

Identity matrix

Diagonal matrix

Null matrix

Hermitian matrix

Choose an answer

16

None of these

Choose an answer

3K

K2

K3

K

Trival solution of homogeneous linear equation is

Choose an answer

(0, 0, 0)

(1, 2, 3)

(1, 3, 5)

a, b and c

Which of the following is skew symmetric matrix

Choose an answer

Null matrix

Triangular matrix

Unit matrix

Rectangular matrix

Choose an answer

Orthogonal

Involutary

Idempotent

Nilpotent

Choose an answer

a²b²c²

4a²b²c²

4abc

None

Rank of matrix [1 3 5 0] is

Choose an answer

1

3

2

4

Choose an answer

-3

-7

1

0

Choose an answer

2

4

6

8

If A and B are skew-symmetric then (AB)t is

Choose an answer

At Bt

AB

-AB

BA

A diagonal matrix in which the diagonal elements are equal is called a

Choose an answer

Null matrix

Identity matrix

Scalar matrix

Row matrix

An equation of the form ax + by = k is homogeneous linear equation when:

Choose an answer

Symmetric

Skew-symmetric

Hermitian

Skew hermitian

If A is any matrix then its additive inverse is

Choose an answer

A

A^-1

A^t

-A

Choose an answer

2 x 2

2 x 3

3 x 2

3 x 3

The transport of a null matrix is

Choose an answer

Row matrix

Column matrix

Square matrix

Null matrix

For non-trival solution |A| is

Choose an answer

A = 0

A^t= 0

|A| = 0

None of these

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

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