NCERT Class 11-Math's Exemplar Chapter 1 Sets CBSE Board Problems
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Question 43:
If X and Y are two sets and X′ denotes the complement of X, then is equal to
(A)
(B)
(C)
(D)
Answer: (C)
Fill in the Blanks in Each of the Exercises from 44 to 51
Question 44:
The can be written as ______________.
Answer:
Question 45:
When , then number of elements in is ______________.
Answer:
Question 46:
If A and B are finite sets such that , then n ______________.
Answer:
Question 47:
If A and B are any two sets, then is equal to ______________.
Answer:
Question 48:
Power set of the set is ______________.
Answer:
Question 49:
Given the sets . Then the universal set of all the three sets A, B and C can be ______________.
Answer:
Question 50:
If , A and . Then
(i) is ______________.
(ii)is ______________.
Answer:
(i)
(ii)
Question 51:
For all sets A and B, A – (A ∩ B) is equal to ______________.
Answer:
Question 52:
Match the following sets for all sets A, B and C
(i)
(ii)
(iii)
(iv)
(v)
(vi)
(a)
(b)
(c)
(d)
(e)
(f)
Answer:
(i)
(ii)
(iii)
(iv)
(v)
(vi)
State True or False for the following statements in each of the Exercises from 53 to 58: