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Ex 1.2, 1 (i) - Chapter 1 Class 11 Sets
Last updated at August 17, 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
Transcript
Ex 1.2, 1 Which of the following are examples of the null set (i) Set of odd natural numbers divisible by 2 Natural numbers = 1, 2, 3, 4, 5, 6,….. Odd natural numbers = 1, 3, 5, 7, 9,… No odd number is divisible by 2, Therefore there are no elements in this set. ∴ It is a null set.
