For any two sets A and B, then A' - B' = ___________
A - B
B - A
AUB
A∩B
If A∩B = B then
BA
A = Ø
AB
B = Ø
If S and T are Two sets such that S has 21 elements T has 32 elements and S∩T has 11 elements,
how many elements does ST have?
40
41
42
45
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
If P (A) = P (B), then
A = B
A = AUB
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}
If A = { 1, 2, 3, 4, 5}. Then n [P(A)] =
4
8
16
32
List all the elements of set C = { x : x is an integer, x2 ≤ 4}.
{ -1, 0, 1, 2}
{ -2, -1, 0, 1, 2}
{ 0, 1, 2}
{ 1,2 }
Write the set B = { 2, 4, 8, 16, 32} in the set - builder form.
{ x: x = 2n; n N and 1 ≤ n ≤ 5 }
{x : x = 2n ; n N and 1 ≤ n ≤ 5 }
{x: x = n + 2; n N and 1 ≤ n ≤ 5}
{ x : x = n - 2 ; n N and 1 ≤ n ≤ 5}
For any sets A and B, ( A ∩ B) U ( A-B) = -----
A ∩ B
A
B
