Algebra [NDA (National Defense Academy) Mathematics]: Questions 1 - 9 of 172

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Question 1

Appeared in Year: 2012

Question MCQ▾

What does the series represent?

Choices

Choice (4)Response

a.

AP

b.

HP

c.

GP

d.

None of the above

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Question 2

Appeared in Year: 2012

Question MCQ▾

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

Choices

Choice (4)Response

a.

b.

c.

d.

None of the above

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Question 3

Question MCQ▾

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.

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Question 4

Appeared in Year: 2016

Question MCQ▾

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

Choices

Choice (4)Response

a.

b.

c.

0

d.

1

Edit

Question 5

Question MCQ▾

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

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Question 6

Question MCQ▾

Let, , and .

Find .

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 7

Question MCQ▾

Let be a relation from

What is equal to?

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 8

Question MCQ▾

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

Choices

Choice (4)Response

a.

b.

c.

1

d.

0

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Question 9

Appeared in Year: 2016

Question MCQ▾

Let denote the sum of first r terms of an Arithmetic Progression whose first term is r and the common difference is 2r − 1. Let and for r = 1,2, … Which of the following is a correct statement?

Choices

Choice (4)Response

a.

… are in AP with common difference 11.

b.

. .

c.

, … are in AP with common difference 5.

d.

, … are in AP with common difference 6.

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