1
NDA 2019 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
What is the nth term of the sequence 25, $$-$$ 125, 625, $$-$$ 3125, ........ ?
2
NDA 2019 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
The numbers 1, 5 and 25 can be three terms (not necessarily consecutive) of
3
NDA 2019 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
The sum of (p + q) th and (p $$-$$ q)th terms of an AP is equal to
4
NDA 2019 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
What is the fourth term of an AP of n terms whos sum is n(n + 1)?
Questions Asked from Sequence And Series (Marks 2.5)
Number in Brackets after Paper Indicates No. of Questions
NDA Subjects
Mathematics
Algebra
Sets, Relations and Functions Logarithms Quadratic Equations and Inequalities Sequence And Series Binomial Theorem Matrices Determinants Permutations and Combinations Probability Complex Numbers Vector Algebra Three Dimensional Geometry Statistics
Trigonometry
Trigonometric Angles and Equations Inverse Trigonometric Function Height and Distance Properties of Triangles
Coordinate Geometry
Calculus
English
General Studies