## A relation R in the set of real numbers R defined as ๐ = {(๐, ๐): √๐ = ๐} is a function or not. Justify

Last updated at Oct. 21, 2020 by Teachoo

Transcript

Question 3 (Choice 1) A relation R in the set of real numbers R defined as ๐ = {(๐, ๐): โ๐ = ๐} is a function or not. Justify Given ๐ = {(๐, ๐): โ๐ = ๐} Here, R is defined in set of Real Numbers So, a โ R and b โ R But, โ๐ = ๐ is not defined for negative values of a So, R is not a function

CBSE Class 12 Sample Paper for 2021 Boards

Question 1 (Choice 1)

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Question 2

Question 3 (Choice 1) You are here

Question 3 (Choice 2)

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Question 5 โ Choice 1

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Question 28 (Choice 1)

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Question 31 (Choice 1)

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Class 12

Solutions of Sample Papers and Past Year Papers - for Class 12 Boards

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Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.