# Ex 1.3, 3 - Chapter 1 Class 12 Relation and Functions (Term 1)

Last updated at Jan. 28, 2020 by Teachoo

Last updated at Jan. 28, 2020 by Teachoo

Transcript

Ex 1.3, 3 Find ๐๐๐ and ๐๐๐, if (i) f(x) = |๐ฅ| and g (x) = |5๐ฅ โ2| f(x) = |๐ฅ| , g(x) = |5๐ฅโ2| f(x) = |๐ฅ| f(g(x)) = |๐(๐ฅ)| fog(x) = |(|5๐ฅ โ2|)| = |๐๐ โ๐| g(x) = |5๐ฅ โ2| g(f(x)) =|5๐(๐ฅ) โ2| gof (x) = |(๐|๐|โ๐)| Ex 1.3, 3 Find ๐๐๐ and ๐๐๐, if (ii) f (x) =8๐ฅ3 and g (x) = ๐ฅ^(1/3) f(x) = 8x3 g(x) = ๐ฅ^(1/3) f(x) = 8x3 f(g(x)) = 8 g(x)3 fog(x) = ใ"8" ใ(๐ฅใ^(1/3))ใ^3 = 8 ๐ฅ^(1/3 ร 3) = 8x g(x) =๐ฅ^(1/3) g(f(x)) = ใ๐(๐ฅ)ใ^(1/3) gof (x) = ใ"(8" ๐ฅ3)ใ^(1/3) = ((2๐ฅ)^3 )^(1/3) = ใ"(2x" )ใ^(3 ร 1/3) = 2x

Ex 1.3

Ex 1.3, 1
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Ex 1.3, 2 Deleted for CBSE Board 2022 Exams

Ex 1.3, 3 Important Deleted for CBSE Board 2022 Exams You are here

Ex 1.3 , 4 Deleted for CBSE Board 2022 Exams

Ex 1.3, 5 Important Deleted for CBSE Board 2022 Exams

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Ex 1.3 , 7 Deleted for CBSE Board 2022 Exams

Ex 1.3 , 8 Important Deleted for CBSE Board 2022 Exams

Ex 1.3 , 9 Important Deleted for CBSE Board 2022 Exams

Ex 1.3, 10 Important Deleted for CBSE Board 2022 Exams

Ex 1.3, 11 Deleted for CBSE Board 2022 Exams

Ex 1.3, 12 Deleted for CBSE Board 2022 Exams

Ex 1.3 , 13 Important Deleted for CBSE Board 2022 Exams

Ex 1.3 , 14 Important Deleted for CBSE Board 2022 Exams

Chapter 1 Class 12 Relation and Functions (Term 1)

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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.