If a set A containing n elements, then the number of subset of A is
n2
2n
2n - 1
The set of all subsets of a set A is the _________ of the set A.
Super set
Proper set
Power set
None of these
(A B)' = ____________
A' B'
'A B
A B'
The smallest set A such that A {1,2} = {1, 2, 3, 5, 9} is
{3, 5, 9}
{2, 3, 5}
{1, 2, 5, 9}
Given the sets A = {1, 2, 3}, B = {3, 4} C = {4, 5, 6} then A ∪ (B ∩ C) is
{3}
{1, 2, 3, 4}
{1, 2, 4, 5}
{1, 2, 3, 4, 5, 6}
Let S = {0, 1, 5, 4, 7}. Then the total number of subsets of S is
64
32
40
20
Two sets are said to be equal, if they contain
Equal sign
Equal number of elements
Same elements
If A = (1, 2, 5} and B = {3, 6, 9}, then A ∪ B = _______
{}
{1, 2, 5, 6, 9}
{1, 2, 3, 5, 6, 9}
If A = {a, b, c, d, e}. Then n(A) =
5
3
25
A ∩ Φ =
A
Φ
Not defined
