step-by-step explanation:
The intersection of two sets A and B, denoted by A ∩ B, is the set containing all elements of A that also belong to B.
The union (denoted by ∪) of a collection of sets is the set of all elements in the collection.
of a set
is defined as ratio of number of elements in
to the number of elements in
given
given and
and
For Question A:
∩
=
∩
=
(∩
)∪
=
∪
=
∩
∪
=
For Question B:
∩
=
∩
'=
For Question C:
'=
For Question D:
\
=
\
=
For Question E:
\
=
\
=