Ex 1.5, 7 - Chapter 1 Class 11 Sets
Last updated at April 16, 2024 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 1.5, 7 Fill in the blanks to make each of the following a true statement: (i) A ∪ A’ = … A ∪ A’ = U Ex 1.5, 7 Fill in the blanks to make each of the following a true statement: (ii) ∅′ ∩ A = … ∅′ = U – ∅, = U – {} = U So, ∅′ = U Now, ∅′ ∩ A = U ∩ A = A Ex 1.5, 7 Fill in the blanks to make each of the following a true statement: (iii) A ∩ A’ = … A ∩ A’ = ∅ Ex 1.5, 7 Fill in the blanks to make each of the following a true statement: (iv) U’ ∩ A = …… U’ = U – U = { } = ∅ So, U’ = ∅ U′ ∩ A = ∅ ∩ A = ∅
