Ex 7.9, 12 - Direct Integrate cos2 x dx from 0 to x/2 - Ex 7.9

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  1. Chapter 7 Class 12 Integrals
  2. Concept wise

Transcript

Ex7.9, 12 0 2 2 Step 1 :- Let F = 2 = cos 2 + 1 2 = 1 2 2 + 1 2 = 1 2 2 2 + 2 = 1 4 2 + 2 Hence , F = 1 4 2 + 2 Step 2 :- 0 2 2 = 2 0 = 1 4 2 2 + 2 2 1 4 2 0 2 0 2 = 1 4 + 4 1 4 sin 0 0 = 1 4 0+ 4 1 4 0 0 =

Chapter 7 Class 12 Integrals
Concept wise

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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.