Algebra
Sets, Relations and Functions
MCQ (Single Correct Answer)
Quadratic Equations and Inequalities
MCQ (Single Correct Answer)
Sequence And Series
MCQ (Single Correct Answer)
Permutations and Combinations
MCQ (Single Correct Answer)
Three Dimensional Geometry
MCQ (Single Correct Answer)
Trigonometry
Trigonometric Angles and Equations
MCQ (Single Correct Answer)
Inverse Trigonometric Function
MCQ (Single Correct Answer)
Height and Distance
MCQ (Single Correct Answer)
Properties of Triangles
MCQ (Single Correct Answer)
Calculus
Limit, Continuity and Differentiability
MCQ (Single Correct Answer)
Application of Derivatives
MCQ (Single Correct Answer)
Indefinite Integration
MCQ (Single Correct Answer)
Definite Integration
MCQ (Single Correct Answer)
Area Under The Curves
MCQ (Single Correct Answer)
Differential Equations
MCQ (Single Correct Answer)
1
NDA Mathematics 14 November 2021
MCQ (Single Correct Answer)
+2.5
-0.83
If p and q are the non-zero roots of the equation x2 + px + q = 0, then how many possible values can q have?
A
Nil
B
One
C
Two
D
Three
2
NDA Mathematics 14 November 2021
MCQ (Single Correct Answer)
+2.5
-0.83
Consider all the real roots of the equation x4 - 10x2 + 9 = 0. What is the sum of the absolute values of the roots?
A
4
B
6
C
8
D
10
3
NDA Mathematics 14 November 2021
MCQ (Single Correct Answer)
+2.5
-0.83
If the roots of the equation 4x2 - (5k + 1)x + 5k = 0 differ by unity, then which one of the following is a possible value of k?
A
-3
B
-1
C
$-\frac{1}{5}$
D
$-\frac{3}{5}$
4
NDA Mathematics 18 April 2021
MCQ (Single Correct Answer)
+2.5
-0.83
If α and β are the roots of the equation 4x2 + 2x - 1 = 0, then which one of the following is correct?
A
β = -2α2 - 2α
B
β = 4α3 - 3α
C
β = α2 - 3α
D
β = -2α2 + 2α