NDA (National Defence Academy) Mathematics: Questions 97 - 102 of 384

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Question number: 97

» Vector Algebra » Vectors in Two and Three Dimensions

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Appeared in Year: 2012

MCQ▾

Question

Let be the origin and be the points such that then which one of the following is correct?

Choices

Choice (4) Response

a.

are the vertices of an equilateral triangle

b.

are collinear

c.

are the vertices of an isosceles triangle

d.

All of the above

Question number: 98

» Algebra » Arithmetic Progression

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Appeared in Year: 2016

MCQ▾

Question

Let be ib where Let be in where What is the value of

Choices

Choice (4) Response

a.

b.

c.

Cannot be determined

d.

Question number: 99

» 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: 100

» Matrices and Determinants » Types of Matrices

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Appeared in Year: 2016

MCQ▾

Question

If , then which of the following is/are correct?

Is a unit matrix.

Select the correct answer using the code given below:

Choices

Choice (4) Response

a.

1 only

b.

c.

1 and 2

d.

2 only

Question number: 101

» Differential Calculus » Standard Limits

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MCQ▾

Question

What is the slope of the tangent to the curve at

Choices

Choice (4) Response

a.

b.

0

c.

d.

Question number: 102

» Algebra » Arithmetic Progression

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Appeared in Year: 2016

MCQ▾

Question

Let be in where Let be in where

What is the value of

Choices

Choice (4) Response

a.

10

b.

9

c.

6

d.

8