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Last updated at Jan. 27, 2020 by Teachoo
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 = ∅
Complement of set
De Morgan's Law
Example 21 Not in Syllabus - CBSE Exams 2021
Example 20 Not in Syllabus - CBSE Exams 2021
Ex 1.5, 2 Not in Syllabus - CBSE Exams 2021
Ex 1.5, 1 Important Not in Syllabus - CBSE Exams 2021
Ex 1.5, 3 Important Not in Syllabus - CBSE Exams 2021
Ex 1.5, 6 Not in Syllabus - CBSE Exams 2021
Example 22 Important Not in Syllabus - CBSE Exams 2021
Ex 1.5, 4 Important Not in Syllabus - CBSE Exams 2021
Ex 1.5, 7 Important Not in Syllabus - CBSE Exams 2021 You are here
Ex 1.5, 5 Important Not in Syllabus - CBSE Exams 2021
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