MCQ
The empty (null) set is denoted by:
Unit-3 Sets and Relations
A
∅
B
U
C
N
D
{0}
Explanation
The null set is conventionally denoted by the symbol ∅.
Related MCQs
In a Venn diagram, the region common to both circles represents:
Unit-3 Sets and Relations
View
A = {a, b, c} and B = {1, 2, 3} are:
Unit-3 Sets and Relations
View
If A = {1, 2} and B = {a, b}, then A × B =
Unit-3 Sets and Relations
View
If A = {1, 2} and B = {a, b, c}, then |A × B| =
Unit-3 Sets and Relations
View
The number of proper subsets of a set with 5 elements is:
Unit-3 Sets and Relations
View
If A = {1, 2, 3} and B = {1, 2, 3, 4, 5}, then A is a ___ of B.
Unit-3 Sets and Relations
View