# Matrices and Determinants-Adjoint and Inverse of a Square Matrix (NDA (National Defence Academy) Mathematics): Questions 1 - 8 of 10

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## Question number: 1

» 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: 2

» 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: 3

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

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Appeared in Year: 2012

MCQ▾

### Question

If and then what isequal to?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 4

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

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MCQ▾

### Question

Equation , then find the adjoint matrix.

### Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

## Question number: 5

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

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MCQ▾

### Question

If is a matrix of order and then what is

### Choices

Choice (4) Response

a.

1/100

b.

8/51

c.

1/144

d.

1/120

## Question number: 6

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

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MCQ▾

### Question

If and then what isequal to?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 7

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

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MCQ▾

### Question

If and then what isequal to?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 8

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

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MCQ▾

### Question

Equation then find the adjoint matrix.

### Choices

Choice (4) Response

a.

b.

c.

d.

All of the above

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