1
NDA Mathematics 1st September 2024
MCQ (Single Correct Answer)
+2.5
-0.833
The roots of the equation 7x2 - 6x + 1 = 0 are tan α and tan β, where 2α and 2β are the angles of a triangle. Which one of the following is correct?
2
NDA Mathematics 1st September 2024
MCQ (Single Correct Answer)
+2.5
-0.833
What is the number of solutions of the equation cot2x cot3x = 1 for 0 < x
3
NDA Mathematics 1st September 2024
MCQ (Single Correct Answer)
+2.5
-0.833
What is the general solution of cos100 x - sin100 x = 1?
4
NDA Mathematics 1st September 2024
MCQ (Single Correct Answer)
+2.5
-0.833
What is sin12° sin48° equal to?
Questions Asked from Trigonometric Angles and Equations (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