Q. The set difference of the set A with null set is __________

View solution

Q. Let the set A is {1, 2, 3} and B is {2, 3, 4}. Then the number of elements in A U B is?

View solution

Q. Let the set A is {1, 2, 3} and B is { 2, 3, 4}. Then number of elements in A ∩ B is?

View solution

Q. Let the set A is {1, 2, 3} and B is {2, 3, 4}. Then the set A – B is?

View solution

Q. In which of the following sets A – B is equal to B – A?

View solution

Q. Let A be set of all prime numbers, B be the set of all even prime numbers, C be the set of all odd prime numbers, then which of the following is true?

View solution

Q. If A has 4 elements B has 8 elements then the minimum and maximum number of elements in A U B are ____________

View solution

Q. If A is {{Φ}, {Φ, {Φ}}}, then the power set of A has how many element?

View solution

Q. Two sets A and B contains a and b elements respectively. If power set of A contains 16 more elements than that of B, value of ‘b’ and ‘a’ are _______

View solution

Q. Let A be {1, 2, 3, 4}, U be set of all natural numbers, then U-A’(complement of A) is given by set.

View solution

Q. Which sets are not empty?

View solution

Q. If n(A)=20 and n(B)=30 and n(A U B) = 40 then n(A ∩ B) is?

View solution

Q. The relation between sets A, B, C as shown by venn diagram is __________

View solution

Q. Let A: All badminton player are good sportsperson.
B: All person who plays cricket are good sportsperson.

Let X denotes set of all badminton players, Y of all cricket players, Z of all good sportsperson. Then which of the following statements is correct?

View solution

Q. If n(A)=10, n(B)=30,n(C)=50 and if set A, B, C are pairwise disjoint then which of the following is correct?

View solution

Q. Let the students who likes table tennis be 12, the ones who like lawn tennis 10, those who like only table tennis are 6, then number of students who likes only lawn tennis are, assuming there are total of 16 students.

View solution

Q. Let C and D be two sets then which of the following statements are true?

i) C U D = D U C
ii) C ∩ D = D ∩ C

View solution

Q. If set C is {1, 2, 3, 4} and C – D = Φ then set D can be ___________

View solution

Q. Let C and D be two sets then C – D is equivalent to __________

View solution

Q. For two sets C and D the set (C – D) ∩ D will be __________

View solution