Ex 2.3, 1 - Chapter 2 Class 11 Relations and Functions - Part 5

Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class


Ex 2.3, 1 Which of the following relations are functions? Give reasons. If it is a function, determine its domain and range. (iii) {(1, 3), (1, 5), (2, 5)} The first element are 1, 1 and 2 Here 1 is coming twice, i.e. it is repeating Hence, this relation is not a function. In function, first element is not repeating

Ask a doubt
Davneet Singh's photo - Co-founder, Teachoo

Made by

Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.