NDA / CDS / AFCAT · Study Material
Mathematics
NDA Paper I (Class XI–XII level) and CDS / AFCAT elementary mathematics — algebra, trigonometry, geometry, calculus, arithmetic and statistics.
1
Algebra, Matrices and Trigonometry
Sets, complex numbers, quadratic equations, sequences, binomial theorem, permutations, matrices and determinants, trigonometric identities, heights and distances.
In exams: NDA: 45–55 Qs 25 min
2
Calculus, Coordinate Geometry and Vectors
Straight lines, circles and conics, 3D geometry, limits, derivatives, maxima-minima, integration, area under curves, differential equations and vector algebra.
In exams: NDA: 45–55 Qs 23 min
3
Arithmetic, Mensuration, Statistics and Probability
Number system, HCF-LCM, percentage, profit-loss, interest, ratio, time-work, speed-distance, mensuration, mean-median-mode, variance and probability.
In exams: CDS: 60–70 Qs · AFCAT: 15–20 Qs · NDA: 20–25 Qs 23 min