This section contains a set of questions and answers to help students grasp the material. Solving these puzzles will aid in understanding the sets theory concept. Since it is a crucial chapter for students in Class 11, we have provided questions that align with the CBSE syllabus while also drawing from the NCERT curriculum.

Students are also given a brief introduction to each subtopic of the sets so they can finish the questions quickly. Below are some basic definitions associated with this idea. Read Sets For Class 11 here as well.

**1. What is the union of sets A = {1, 2, 3} and B = {3, 4, 5}? **

Explain:-

**2. What is the intersection of sets P = {2, 4, 6} and Q = {3, 6, 9}? **

Explain:-

**3. If set X = {1, 2, 3, 4, 5} and set Y = {3, 4, 5, 6, 7}, what is the complement of set X with respect to set Y? **

Explain:-

**4. What is the Cartesian product of sets M = {a, b} and N = {1, 2}? **

Explain:-

**5. If set A = {1, 2, 3, 4} and set B = {3, 4, 5, 6}, what is the difference between the cardinality of set A and set B? **

Explain:-

The number of elements in the Power set P(S) of the set S = {1, 2, 3} is:

Explain:- Number of elements in the set S = 3 Number of elements in the power set of set S = {1,2,3} = 23 = 8

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