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Ex 1.3, 4 (i) - Chapter 1 Class 11 Sets
Last updated at July 15, 2026 by Teachoo
Chapter 1 Class 11 Sets
Concept wise
- Depiction and Definition
- Depicition of sets - Roster form
- Depicition of sets - Set builder form
- Intervals
- Null Set
- Finite/Infinite
- Equal sets
- Subset
-
Power Set
- Universal Set
- Venn Diagram and Union of Set
- Intersection of Sets
- Difference of sets
- Complement of set
- Number of elements in set - 2 sets (Direct)
- Number of elements in set - 2 sets - (Using properties)
- Number of elements in set - 3 sets
- Proof - Using properties of sets
- Proof - where properties of sets cant be applied,using element
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Transcript
Ex 1.3, 4 Write down all the subsets of the following sets: (i) {a} Let A = {a} Number of elements in A is 1 Hence n = 1 Number of subsets of A = 2n = 21 = 2 Null set and the set itself are the subsets of the set. The subsets of {a} are Ø and {a}.
