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MCQ: As per properties of real numbers with respect to addition, a + b = b + a and ∀ a, b ∈ R is

2. associative property
3. commutative property
4. closure property

C

MCQ: Set of natural numbers is denoted by

1. A
2. W
3. N
4. R

C

MCQ: Under property of equality of real numbers, a = b and b = c then a = c and ∀ a, b, c ∈ R is called

1. reflexive property
2. symmetric property
4. transitive property

A

MCQ: Set consist of positive integers, zero and negative integers is called

1. set of even numbers
2. set of prime numbers
3. set of integers
4. set of irrational numbers

C

MCQ: Set of irrational numbers is denoted by

1. R
2. Q
3. R'
4. Q'

D