Ex 1.5, 3 - Chapter 1 Class 11 Sets - Part 3

Advertisement

Advertisement

  1. Chapter 1 Class 11 Sets (Term 1)
  2. Serial order wise

Transcript

Ex 1.5, 3 Taking the set of natural numbers as the universal set, write down the complements of the following sets: (iii) {x: x is a positive multiple of 3} U = {1, 2, 3, 4, 5…..} {x: x is a positive multiple of 3}´ = {x: x ∈ N and x is not a multiple of 3} Positive multiple of 3 Eg: 3, 6, 9, 12,.. Not a positive multiple of 3 Eg: 1, 2, 4, 5, 7, 8, 10, 11, 13,…

About the Author

Davneet Singh's photo - Teacher, Engineer, Marketer
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.