1
NDA 2015 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
The line 3x + 4y $$-$$ 24 = 0 intersects the X-axis at A and Y-axis at B. Then, the circumcentre of the $$\Delta$$OAB, where O is the origin, is
2
NDA 2015 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
The product of the perpendiculars from the two points ($$\pm$$ 4, 0) to the line 3x cos$$\phi$$ + 5y sin$$\phi$$ = 15 is
3
NDA 2015 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Two straight lines passing through the point A(3, 2) cut the line 2y = x + 3 and X-axis perpendicularly at P and Q, respectively. The equation of the line PQ is
4
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
An equilateral triangle has one vertex at (0, 0) and another at (3, $$\sqrt 3 $$). What are the coordinates of the third vertex?
Questions Asked from Coordinate System and Straight Line (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