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Ex 13.1, 19 - Evaluate: lim x->0 x sec x - Chapter 13 Limits - Limits - Of Trignometric functions


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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/cos⁡θ ) = lim (x→0) x . 1/cos⁡x = lim (x→0) x/cos⁡x Putting x = 0 = 0/(cos 0) = 0/1 (cos 0 = 1) = 0

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.