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Last updated at Aug. 27, 2021 by Teachoo

Transcript

Ex 1.5, 3 Taking the set of natural numbers as the universal set, write down the complements of the following sets: (vii) {x: x is perfect cube} Universal set is the set of natural numbers {x: x is a perfect cube}´ = {x: x ∈ N and x is not a perfect cube} Perfect cube Eg: 1, 8, 27, 64,.. Not a perfect cube Eg: 2, 3, 4, 5, 6, 7, 9, 10, 11,… Perfect cube : Numbers like 13 , 23 , 33, 43, … i.e. 1, 8, 27, 64,…

Ex 1.5

Ex 1.5, 1 (i)
Deleted for CBSE Board 2022 Exams

Ex 1.5, 1 (ii) Deleted for CBSE Board 2022 Exams

Ex 1.5, 1 (iii) Important Deleted for CBSE Board 2022 Exams

Ex 1.5, 1 (iv) Deleted for CBSE Board 2022 Exams

Ex 1.5, 1 (v) Deleted for CBSE Board 2022 Exams

Ex 1.5, 1 (vi) Important Deleted for CBSE Board 2022 Exams

Ex 1.5, 2 Deleted for CBSE Board 2022 Exams

Ex 1.5, 3 (i) Deleted for CBSE Board 2022 Exams

Ex 1.5, 3 (ii) Deleted for CBSE Board 2022 Exams

Ex 1.5, 3 (iii) Deleted for CBSE Board 2022 Exams

Ex 1.5, 3 (iv) Important Deleted for CBSE Board 2022 Exams

Ex 1.5, 3 (v) Deleted for CBSE Board 2022 Exams

Ex 1.5, 3 (vi) Deleted for CBSE Board 2022 Exams

Ex 1.5, 3 (vii) Deleted for CBSE Board 2022 Exams You are here

Ex 1.5, 3 (viii) Deleted for CBSE Board 2022 Exams

Ex 1.5, 3 (ix) Important Deleted for CBSE Board 2022 Exams

Ex 1.5, 3 (x) Deleted for CBSE Board 2022 Exams

Ex 1.5, 3 (xi) Deleted for CBSE Board 2022 Exams

Ex 1.5, 4 Important Deleted for CBSE Board 2022 Exams

Ex 1.5, 5 Important Deleted for CBSE Board 2022 Exams

Ex 1.5, 6 Deleted for CBSE Board 2022 Exams

Ex 1.5, 7 Important Deleted for CBSE Board 2022 Exams

Chapter 1 Class 11 Sets (Term 1)

Serial order wise

About the Author

Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.