Find ∫ 𝑒 𝑥 (1 − cot 𝑥 + 𝑐𝑜𝑠𝑒𝑐 2 𝑥) 𝑑

Find ∫ e^x (1 - cot x + cosec^2 x) dx - Integration [Video] - Teachoo

 

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Question 7 (Choice 1) Find ∫ 𝑒𝑥 (1 − cot 𝑥 + 𝑐𝑜𝑠𝑒𝑐2𝑥) 𝑑x ∫ 𝑒𝑥 ( [1 − cot 𝑥] + 𝑐𝑜𝑠𝑒𝑐2𝑥) 𝑑x It is of the form ∫1▒〖𝒆^𝒙 [𝒇(𝒙)+𝒇^′ (𝒙)] 〗 𝒅𝒙=𝒆^𝒙 𝒇(𝒙)+𝑪 Where 𝑓(𝑥)=1−cot⁡𝑥 𝑓^′ (𝑥)=0−(−𝑐𝑜𝑠𝑒𝑐^2 𝑥)=𝑐𝑜𝑠𝑒𝑐^2 𝑥 So, our equation becomes ∫ 𝑒𝑥 ( [1 − cot 𝑥] + 𝑐𝑜𝑠𝑒𝑐2𝑥) 𝑑x" " = 𝒆^𝒙 (𝟏−𝒄𝒐𝒕 𝒙) +𝑪

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.