Ex 7.9, 21 - Direct Integrate dx / 1 + x2 from 1 to root3 - Ex 7.9

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  1. Chapter 7 Class 12 Integrals
  2. Concept wise

Transcript

Ex7.9, 21 Choose the correct answer 1 3 1 + 2 equals (A) 3 (B) 2 3 (C) 6 (D) 12 Step 1 :- Let F = 1 + 2 = tan 1 Hence F = 1 Step 2 :- 1 3 1 + 2 = 3 1 = tan 1 3 tan 1 1 = 3 4 = 12 Option (D) is correct.

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.