1. Chapter 6 Class 12 Application of Derivatives
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  3. Ex 6.2

Ex 6.2,10 - Chapter 6 Class 12 Application of Derivatives

Last updated at May 29, 2018 by

Ex 6.2, 10 - Prove logarithmic function is strictly increasing - To show increasing/decreasing in whole domain

  1. Chapter 6 Class 12 Application of Derivatives
  2. Serial order wise

    3. Ex 6.2

    Ex 6.3 →
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Ex 6.2,10 Prove that the logarithmic function is strictly increasing on (0, ). f = log We need to prove f in increasing on 0 , uc1 i.e. we need to show f > 0 for x 0 , uc1 Now, f = log f = 1 When > 0 1 > 0 f > 0 Hence f is an increasing function for > 0

Chapter 6 Class 12 Application of Derivatives
Serial order wise

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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 8 years. He provides courses for Maths and Science at Teachoo. You can check his NCERT Solutions from Class 6 to 12.