Advertisements
Advertisements
प्रश्न
If U = {x : x ∈ N and x < 10}, A = {1, 2, 3, 5, 8} and B = {2, 5, 6, 7, 9}, then n[(A ∪ B)’] is
पर्याय
1
2
4
8
उत्तर
1
Explanation;
Hint:
U = {1, 2, 3, 4, 5, 6, 7, 8, 9}
A ∪ B = {1, 2, 3, 5, 8} ∪ {2, 5, 6, 7, 9}
= {1, 2, 3, 5, 6, 7, 8, 9}
(A ∪ B)’ = {1, 2, 3, 4, 5, 6, 7, 8, 9} – {1, 2, 3, 5, 6, 7, 8, 9}
= {4}
n(A ∪ B)’ = 1
APPEARS IN
संबंधित प्रश्न
Given A = {x : ∈ N :< 6}, B = {3, 6, 9} and C {x ∈ N : 2x - 5 ≤ 8}. show that: A ∩ (B ∪ C) = (A ∩ B) ∪ (A ∩ C)
Using the given Venn diagram, write the element of B’
Find A ∪ B, A ∩ B, A – B and B – A for the following sets
A = {2, 6, 10, 14} and B = {2, 5, 14, 16}
If U = {a, b, c, d, e, f, g, h}, A = {b, d, f, h} and B = {a, d, e, h}, find the following set
A’
If U = {a, b, c, d, e, f, g, h}, A = {b, d, f, h} and B = {a, d, e, h}, find the following set
(A’)’
Let U = {0, 1, 2, 3, 4, 5, 6, 7}, A = {1, 3, 5, 7} and B = {0, 2, 3, 5, 7}, find the following set
A’
Let U = {0, 1, 2, 3, 4, 5, 6, 7}, A = {1, 3, 5, 7} and B = {0, 2, 3, 5, 7}, find the following set
A’ ∩ B’
Find the symmetric difference between the following sets
P = {2, 3, 5, 7, 11} and Q = {1, 3, 5, 11}
Let A and B be two overlapping set and the universal set U. Draw appropriate Venn diagram for the following
(A ∩ B)’
Let A and B be two overlapping set and the universal set U. Draw appropriate Venn diagram for the following
A’ ∩ B’
