Ex 7.1, 18 - Integrate sec x (sec x + tan x) dx - Using Trignometric Formulaes

  1. Chapter 7 Class 12 Integrals
  2. Serial order wise
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Ex 7.1, 18 - Chapter 7 Class 12 Integration - NCERT Solution ∫ sec x (sec x + tan x) dx ∫ sec x (sec x + tan x) dx =∫1▒〖 (sec^2⁡〖𝑥+〖sec x tan〗⁡𝑥 〗)〗 𝑑𝑥 =∫1▒〖sec^2 𝑥 𝑑𝑥+ 〗 ∫1▒(sec 𝑥 tan⁡𝑥 ) 𝑑𝑥 As ∫1▒〖sec^2⁡𝑥 𝑑𝑥=tan⁡𝑥 〗+𝐶 & ∫1▒sec⁡𝑥⁡tan⁡𝑥 𝑑𝑥=sec⁡𝑥+𝐶 = tan x + sec x + C

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