# Algebra (NDA (National Defence Academy) Mathematics): Questions 1 - 7 of 128

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## Question number: 1

» Algebra » Geometric and Harmonic Progressions

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Appeared in Year: 2012

MCQ▾

### Question

What does the series represent?

### Choices

Choice (4) Response

a.

AP

b.

HP

c.

GP

d.

None of the above

## Question number: 2

» Algebra » Arithmetic Progression

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Appeared in Year: 2012

MCQ▾

### Question

What is the term of the sequence 1,5, 9,13,17, …. . ?

### Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

## Question number: 3

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MCQ▾

### Question

What is the equation of line passing through and making an angle with the equal to the inclination of the line with ?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 4

» Algebra » Complex Numbers » Cube Roots of Unity

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Appeared in Year: 2016

MCQ▾

### Question

What is equal to, where is the cube root of unity?

### Choices

Choice (4) Response

a.

b.

c.

0

d.

1

## Question number: 5

» Algebra » Operations on Sets

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MCQ▾

### Question

If A = {4,6, 7,8, 9}, B = {2,4, 6} and C = {1,2, 3,4, 5,6}, then find

A U (B ∩ C)

### Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question number: 6

» Algebra » Operations on Sets

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MCQ▾

Let, , and .

Find .

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 7

» Algebra » Relation

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MCQ▾

### Question

Let be a relation from

What is equal to?

### Choices

Choice (4) Response

a.

b.

c.

d.

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