Chapter 7 Class 12 Integrals

Chapter 8 Class 12 Application of Integrals →
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Important Questions for exams Class 12

Ex 7.6, 19 - Chapter 7 Class 12 Integrals (Important Question)

Last updated at Dec. 16, 2024 by

Ex 7.6, 19 - Integrate ex (1/x - 1/x2) - Class 12 CBSE - Ex 7.6

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Ex 7.6, 19 - Chapter 7 Integration - Class 12 NCERT Book e^x (1/x - 1/x^2) ∫1▒〖𝑒𝑥" " (1/𝑥 − 1/𝑥2) 𝑑𝑥〗 It is of form ∫1▒〖𝑒^𝑥 (𝑓(𝑥)+𝑓^′ (𝑥)) 〗 𝑑𝑥=𝑒^𝑥 𝑓(𝑥)+𝐶 Putting, 𝑓(𝑥)=1/𝑥 " " ∴ 𝑓^′ (𝑥)= (− 1)/𝑥2 Thus, ∫1▒〖𝑒𝑥" " (1/𝑥 − 1/𝑥2) 𝑑𝑥〗 = 𝒆^𝒙/𝒙+𝑪

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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 and Computer Science at Teachoo