Many students have a dream to join Prestigeas NDA. Millions of children also fill out the form, but only a few of them can qualify for the exam. Some of them fail in the written examination, while others fail in the SSB interview. However, the main reason for the failure of the NDA written examination is a lack of understanding of the course. Here, we have discussed the important topics for NDA Maths. This article by Target Defence Academy will be very helpful for those who are currently preparing for the NDA Exam.
Maths Exam Pattern Overview:
| No. of Questions | 120 |
| Marks | 300 |
| Marking Scheme | +2.5 for correct answer -0.83 for wrong answer |
| Duration | 2.5 hours |
| Question Type | Objective-type questions |
| Exam Mode | Offline |
NDA Maths Chapter Wise Weightage
Here, we have provided NDA Mathematics chapter-wise weightage to help prioritize topics for efficient preparation, focusing on areas with higher mark distribution.
- Algebra
- Trigonometry
- Vector Algebra
- Analytical Geometry
- Calculus
- Matrices and Determinants
- Statistics and Probability
| Topics | No. of Questions | Marks |
|---|---|---|
| Algebra & Vector Algebra | 36-40 | 90-100 |
| Trigonometry | 20 | 50 |
| Analytical Geometry | 20 | 50 |
| Calculus | 20-22 | 50-55 |
| Matrices and Determinants | 10 | 25 |
| Statistics and Probability | 10 | 25 |
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Chapter Wise Weightage for NDA Maths
These are the most important focus areas for the NDA Maths Examination: Quadratic Equations, Derivatives, Matrices, Probability, and Coordinate Geometry.
Algebra:
- Quadratic Equations, Logarithms, Binomial Theorem
- Arithmetic & Geometric Progressions
- Permutations & Combinations
- Sets, Venn Diagrams, De Morgan Laws
Vector Algebra:
- Vectors in 2D/3D, Magnitude & Direction
- Dot & Cross Products
- Applications (Work, Force, Geometry)
Calculus:
- Derivatives (Rules, Applications in Maxima/Minima)
- Limits, Continuity of Functions
- Increasing/Decreasing Functions
Matrices & Determinants:
- Types of Matrices, Matrix Operations
- Determinants, Adjoint & Inverse Matrices
- Cramer’s Rule & Matrix Method for Solving Equations
Trigonometry:
- Inverse Trigonometry
- Applications (Height & Distance)
- Trigonometric Ratios & Identities
Analytical Geometry:
- Lines, Circles, Conic Sections (Parabola, Ellipse, Hyperbola)
- 3D Geometry (Distance, Direction Cosines)
- Sphere & Plane Equations
Statistics & Probability:
- Probability Basics, Bayes’ Theorem
- Binomial Distribution
- Mean, Median, Mode, Standard Deviation
Integral Calculus & Differential Equations:
- Integration Methods (Substitution, Parts)
- Definite Integrals & Area Calculation
- First-Order Differential Equations
Our Selections:
Though students should solve and practice each and every topic in detail. But at last, students must revise above mentioned important topics for NDA Maths.