Question Library
Browse our collection of questions across various subjects
Mathematics
Easy
View
If A = {0, 1} and B = {1, 0}, then what is A × B equal to?
NDA Mathematics 2012
NDA 2012
Mathematics
Easy
View
If two rows of a determinant are identical, then what is the value of the determinant?
NDA Mathematics 2012
NDA 2012
Mathematics
Easy
View
What is the eccentricity of the conic 4x² + 9y² = 144?
NDA Mathematics 2012
NDA 2012
Mathematics
Easy
View
If A is a square matrix such that A² = I where I is the identity matrix, then what is…
NDA Mathematics 2012
NDA 2012
Mathematics
Easy
View
If the vectors i – xj – yk and i + xj + yk are orthogonal to each other, then…
NDA Mathematics 2012
NDA 2012
Mathematics
Easy
View
If |a| = 10, |b| = 2 and a · b = 12, then what is the value of |a…
NDA Mathematics 2012
NDA 2012
Mathematics
Easy
View
What is the value of m if the vectors 2i – j + k, i + 2j – 3k and…
NDA Mathematics 2012
NDA 2012
Mathematics
Easy
View
Let O be the origin and P, Q, R be the points such that PO + OQ = QO +…
NDA Mathematics 2012
NDA 2012
Mathematics
Easy
View
If four dice are thrown together, then what is the probability that the sum of the numbers appearing on them…
NDA Mathematics 2012
NDA 2012
Mathematics
Easy
View
Consider the following in respect of the function f(x) = |x – 3|: 1.f(x) is continuous at x = 3…
NDA Mathematics 2012
NDA 2012
Mathematics
Easy
View
If the magnitudes of two vectors a and b are equal then which one of the following is correct?
NDA Mathematics 2012
NDA 2012
Mathematics
Easy
View
If a = (2, 1, -1), b = (1, -1, 0), c = (5, -1, 1), then what is the…
NDA Mathematics 2012
NDA 2012
Mathematics
Easy
View
What is the rate of change of √(x² + 16) with respect to x² at x = 3?
NDA Mathematics 2012
NDA 2012
Mathematics
Easy
View
What is ∫(from 0 to 1) tan⁻¹x / (1 + x²) dx equal to?
NDA Mathematics 2012
NDA 2012
Mathematics
Easy
View
What is the degree of the differential equation y = x dy/dx + (dy/dx)^-1?
NDA Mathematics 2012
NDA 2012
Mathematics
Easy
View
What is the solution of the differential equation dy/dx + y/x = 0?
NDA Mathematics 2012
NDA 2012
Mathematics
Easy
View
How many tangents are parallel to x-axis for the curve y = x² – 4x + 3?
NDA Mathematics 2012
NDA 2012