For any two sets A and B, then A ∩ ( AUB)' =
Φ
A
B
A'
If f(x) = x^{2} - x then f(x - 1) - f(x + 1) is
4x
4x + 2
2 - 4x
4x - 2
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 two sets A and B, A ∩ ( AUB) =
A∩B
AUB
If f(x) = kx + 1 and g(x) = 3x + 2 and fog = gof, then value of k is
3
2
1
0
Let U = { 1, 2, 3,4, 5, 6, 7, 8, 9, 10}.
A = {2, 4, 6, 8} and B = { 3, 4, 5, 6}
Find ( AUB)'.
{ 1, 3, 5, 7, 9, 10}
{1, 2, 9, 10}
{7, 9, 10}
{1, 7, 9, 10}
If A = {1, 3, 5}. B is the set of integers and f: A → B defined by f(x) = x^{2} - 1 then the range of f is
{1, 9, 25}
{0, 8, 24}
{3, 9, 24}
None of these
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
If A is a subset of B, then A ∩ B is
{}
A∪B
If P (A) = P (B), then
AB
BA
A = B
A = AUB