# Ex 13.1, 19 - Chapter 13 Class 11 Limits and Derivatives (Term 1 and Term 2)

Last updated at Sept. 6, 2021 by Teachoo

Last updated at Sept. 6, 2021 by Teachoo

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Ex 13.1, 19 - Chapter 13 Class 11 Limits and Derivatives - NCERT Evaluate the Given limit: lim (x→0) x sec x lim (x→0) x sec x (Using sec θ = 1/cosθ ) = lim (x→0) x . 1/cosx = lim (x→0) x/cosx Putting x = 0 = 0/(cos 0) = 0/1 (cos 0 = 1) = 0

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Chapter 13 Class 11 Limits and Derivatives (Term 1 and Term 2)

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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.