1
NDA 2015 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Let X be the set of all persons living in Delhi. The persons a an b in X are said to be related, if the difference in their ages is almost 5 hr. The relation is
2
NDA 2015 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
If A = {x$$\in$$ R : x2 + 6x $$-$$ 7 < 0} and B = {x$$\in$$ R : x2 + 9x + 14 < 0}, then which of the following is/are correct?
1. (A $$\cap$$ B) = ($$-$$2, 1)
2. (A $$-$$ B) = ($$-$$7, $$-$$2)
Select the correct answer using the code given below
1. (A $$\cap$$ B) = ($$-$$2, 1)
2. (A $$-$$ B) = ($$-$$7, $$-$$2)
Select the correct answer using the code given below
3
NDA 2015 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
A, B, C and D are four sets such that A $$\cap$$ B = C $$\cap$$ D = $$\phi$$.
Consider the following
1. A $$\cup$$ C and B $$\cup$$ D are always disjoint.
2. A $$\cap$$ and B $$\cap$$ D are always disjoint.
Which of the above statements is/are correct?
Consider the following
1. A $$\cup$$ C and B $$\cup$$ D are always disjoint.
2. A $$\cap$$ and B $$\cap$$ D are always disjoint.
Which of the above statements is/are correct?
4
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
In an examination, 70% students passed in Physics, 80% students passed in Chemistry, 75% students passed in Mathematics and 85% students passed in Biology, and x% students failed in all the four subjects. What is the minimum value of x?
Questions Asked from Sets, Relations and Functions (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