Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class
Ex 1.5
Ex 1.5, 1 (ii)
Ex 1.5, 1 (iii) Important
Ex 1.5, 1 (iv)
Ex 1.5, 1 (v)
Ex 1.5, 1 (vi) Important
Ex 1.5, 2
Ex 1.5, 3 (i)
Ex 1.5, 3 (ii)
Ex 1.5, 3 (iii)
Ex 1.5, 3 (iv) Important
Ex 1.5, 3 (v)
Ex 1.5, 3 (vi) You are here
Ex 1.5, 3 (vii)
Ex 1.5, 3 (viii)
Ex 1.5, 3 (ix) Important
Ex 1.5, 3 (x)
Ex 1.5, 3 (xi)
Ex 1.5, 4 Important
Ex 1.5, 5 Important
Ex 1.5, 6
Ex 1.5, 7 Important
Last updated at May 29, 2023 by Teachoo
Ex 1.5, 3 Taking the set of natural numbers as the universal set, write down the complements of the following sets: (vi) {x: x is a perfect square} U = {1, 2, 3, 4, 5…..} {x: x is a perfect square}´ = {x: x ∈ N and x is not a perfect square} Perfect square Eg: 1, 4, 9, 16,.. Not a perfect square Eg: 2, 3, 5, 6, 7, 8, 10, 11,… Perfect square : Numbers like 12, 22, 32, 42, … i.e. 1, 4, 9, 16,…