NDA Mathematics 16 April 2023 | NDA Year Wise Previous Years Questions

Mathematics

NDA Mathematics 16 April 2023

MCQ (Single Correct Answer)

+2.5

-0.83

Consider the following for the next two (02) items that follow :

Given that m(θ) = cot²θ + n²tan²θ + 2n, where n is a fixed positive real number.

What is the least value of m(θ) ?

NDA Mathematics 16 April 2023

MCQ (Single Correct Answer)

+2.5

-0.83

Consider the following for the next two (02) items that follow :

Given that m(θ) = cot²θ + n²tan²θ + 2n, where n is a fixed positive real number.

Under what condition does m attain the least value ?

n = tan²θ

n = cot²θ

n = sin²θ

n = cos²θ

NDA Mathematics 16 April 2023

MCQ (Single Correct Answer)

+2.5

-0.83

Consider the following for the next two (02) items that follow :

A quadrilateral is formed by the lines x = 0, y = 0, x + y = 1 and 6x + y = 3.

What is the equation of diagonal through origin ?

3x + y = 0

2x + 3y = 0

3x - 2y = 0

3x + 2y = 0

NDA Mathematics 16 April 2023

MCQ (Single Correct Answer)

+2.5

-0.83

Consider the following for the next two (02) items that follow :

A quadrilateral is formed by the lines x = 0, y = 0, x + y = 1 and 6x + y = 3.

What is the equation of other diagonal ?

x + 2y - 1 = 0

x - 2y - 1 = 0

2x + y + 1 = 0

2x + y - 1 = 0