The symbol used for "belongs to" is ____________.
=
C
The negation of the statement "5 is a prime" is
5 is a compositive number.
5 is a prime.
5 is not a prime.
both (2) and (3).
Let S= {1,3,5,7} . Then the total number of subset of S is
8
12
16
32
A = B
A ≠ B
A = -B
A = 2B
Which of the following represents an empty set?
Set of vowels
Set of even prime number
Set of intersection of whole numbers and natural numbers
Set of natural numbers between 10 and 11
A ____________is a sentence which is either true or false but not both.
Sentence
Statement
Connectives
None of these
The statement which uses the connective OR is called a _________.
Conjunction
Disjunction
Negation
Implication
The smallest set A such that A U {1,2} = {1,2,3,5,9} is
{3,5,9}
{2,3,5}
{1,2,5,9}
{1,2,3}
Two sets A and B are disjoint if A∩B=
{Φ}
Φ
{1}
{0}
Which of the following statement is false?
Φ= { }.
Every set is subset of itself.
Φ = {0}.
.