# NDA (National Defense Academy) Mathematics: Questions 17 - 24 of 384

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## Question number: 17

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MCQ▾

### Question

If the mid-point between the points and lies on the line what is k equal to?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 18

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MCQ▾

### Question

What is equal to?

### Choices

Choice (4)Response

a.

b.

c.

15xyz

d.

## Question number: 19

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Appeared in Year: 2016

MCQ▾

### Question

The sixth term of an is and it’s common difference is greater than What is the first term of the so that the product of the fourth and fifth terms is greatest?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 20

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MCQ▾

### Question

Two poles are and high. The line joining their tips makes an angle of with the horizontal. What is the distance between the poles?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 21

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MCQ▾

What is equal to

### Choices

Choice (4)Response

a.

1/2

b.

- 1

c.

-1/4

d.

0

## Question number: 22

Edit
MCQ▾

### Question

If the mid-point between the points and lies on the line what is k equal to?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 23

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Appeared in Year: 2012

MCQ▾

### Question

and are two matrices such that and then what is equal to?

### Choices

Choice (4)Response

a.

2

b.

3

c.

1

d.

4

## Question number: 24

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MCQ▾

### Question

What is the solution of differential equation

### Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

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