# Matrices and Determinants (NDA (National Defense Academy) Mathematics): Questions 1 - 9 of 43

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## Question number: 1

» Matrices and Determinants » Types of Matrices

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MCQ▾

If , then find .

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 2

» Matrices and Determinants » Operations on Matrices Determinant of a Matrix

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MCQ▾

### Question

What is equal to?

### Choices

Choice (4)Response

a.

b.

c.

15xyz

d.

## Question number: 3

» Matrices and Determinants » Operations on Matrices Determinant of a Matrix

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MCQ▾

### Question

If and then what is determinant of ?

### Choices

Choice (4)Response

a.

0

b.

1197

c.

1177

d.

1322

## Question number: 4

» Matrices and Determinants » Operations on Matrices Determinant of a Matrix

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MCQ▾

### Question

If and then what is determinant of AB?

### Choices

Choice (4)Response

a.

0

b.

1322

c.

d.

1197

## Question number: 5

» Matrices and Determinants » Operations on Matrices Determinant of a Matrix

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Appeared in Year: 2016

MCQ▾

### Question

f , the which of the following are correct?

The value of the determinats of the matrix

The determinant of is an even function

Select the correct answer using the code given below:

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 6

» Matrices and Determinants » Adjoint and Inverse of a Square Matrix

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Appeared in Year: 2016

MCQ▾

### Question

If is a square matrix of order and then what is

### Choices

Choice (4)Response

a.

8/5

b.

1/10

c.

2/5

d.

1/40

## Question number: 7

» Matrices and Determinants » Adjoint and Inverse of a Square Matrix

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MCQ▾

### Question

If is a square matrix of order and then what is

### Choices

Choice (4)Response

a.

1/40

b.

1/64

c.

2/25

d.

8/51

## Question number: 8

» Matrices and Determinants » Operations on Matrices Determinant of a Matrix

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Appeared in Year: 2016

MCQ▾

### Question

If then what is the value of the determinates of

### Choices

Choice (4)Response

a.

1

b.

c.

0

d.

2

## Question number: 9

» Matrices and Determinants » Operations on Matrices Determinant of a Matrix

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MCQ▾

### Question

If then what is the value of the determinates of

### Choices

Choice (4)Response

a.

1

b.

c.

0

d.

None of the above

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