Question:
Find the number of proper subsets of the set {1, 2, 3} and also find the number of elements of superset of the set {2} is
Find the number of proper subsets of the set {1, 2, 3} and also find the number of elements of superset of the set {2} is
Options:
- 8 and 5
- 6 and 3
- 7 and 3
- 3 and 4
- 8 and 5
- 6 and 3
- 7 and 3
- 3 and 4
Correct Answer: c)
Explanation:
1
‘ The number of proper subset of gi√en set are 23 -1=7
bie 01) (2 3) (121 2.31 3.1
1 The superset of the set 2 in the proper subset are 2, 1, 2, 2, 3. Hence, number of
‘ proper subset of the superset of the set 2 are 3.
1
‘ The number of proper subset of gi√en set are 23 -1=7
bie 01) (2 3) (121 2.31 3.1
1 The superset of the set 2 in the proper subset are 2, 1, 2, 2, 3. Hence, number of
‘ proper subset of the superset of the set 2 are 3.