For any two sets A and B, P ( A∩B) =
P (A)
P (B)
P (A∩B)
P (A) ∩ P (B)
Let U be the universal set containing 700 elements. If A and B are sub- sets of U such that n (A) = 200,
n (B) = 300 and n (A ∩ B) = 100, then n ( A' ∩B')= __________
400
500
300
800
The domain of the function f = {(1,2)(2,3)(3,4)(4,5)} is
{1,2,3,4}
{2,3,4,5}
{1,2,3,5}
{1,3,5}
For any sets A and B, ( A ∩ B) U ( A-B) = -----
A ∩ B
A
A - B
B
The number of subsets of a set containing n elements is
2n - 2
n2
2n
n
There are 200 individuals with a skin disorder, 120 have been exposed to chemical C1, 50 to chemical c2 and 30 to both the chemicals C1 and C2. Find the number of individuals exposed to chemical C1 but not chemical C2.
140
20
90
100
For any two sets A and B and if AB, AU ( A∩B) =
AUB
For any two sets A and B, ( A-B) U ( B- A) = _____________
(A - B) U A
(B - A) UB
(AUB) - (A∩B)
(AUB) ∩ (A∩B)
For any two sets A and B, A ∩ ( AUB) = _____
A∩B
List all the elements of the set
F = { x : x is an integer, - 1/2 < x < 9/2}
{ -1, 0, 1, 2, 3}
{ 0, 1, 2, 3 }
{ 0, 1, 2, 3, 4}
{ 1, 2, 3, 4}