Learn about Sets on our Youtube Channel - https://you.tube/Chapter-1-Class-11-Sets

Last updated at Jan. 30, 2020 by Teachoo

Transcript

Ex 1.1, 2 Let A = {1, 2, 3, 4, 5, 6}. Insert the appropriate symbol ∈ or ∉ in the blank spaces: (i) 5…A As 5 is in set A. 5 ∈ A ∈ – belongs to "∉" – does not belongs to Ex 1.1, 2 Let A = {1, 2, 3, 4, 5, 6}. Insert the appropriate symbol ∈ or ∉ in the blank spaces: (ii) 8…A As 8 is not in set A. 8 ∉ A ∈ – belongs to "∉" – does not belongs to Ex 1.1, 2 Let A = {1, 2, 3, 4, 5, 6}. Insert the appropriate symbol ∈ or ∉ in the blank spaces: (iii) 0…A As 0 is not in set A. 0 ∉ A ∈ – belongs to "∉" – does not belongs to ∈ – belongs to "∉" – does not belongs to Ex 1.1, 2 Let A = {1, 2, 3, 4, 5, 6}. Insert the appropriate symbol ∈ or ∉ in the blank spaces: (iv) 4…A As 4 is in set A. 4 ∈ A ∈ – belongs to "∉" – does not belongs to ∈ – belongs to "∉" – does not belongs to Ex 1.1, 2 Let A = {1, 2, 3, 4, 5, 6}. Insert the appropriate symbol ∈ or ∉ in the blank spaces: (vi) 10…A As 10 is not in set A. 10 ∉ A ∈ – belongs to "∉" – does not belongs to

Depiction and Definition

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

About the Author

Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.