Search for: If ∫0π xf(sinx)dx=A∫0π/2 f(sinx)dx ,then A is If ∫0π xf(sinx)dx=A∫0π/2 f(sinx)dx ,then A is A2πBπCπ/4D0 Fill Out the Form for Expert Academic Guidance!l Grade ---Class 1Class 2Class 3Class 4Class 5Class 6Class 7Class 8Class 9Class 10Class 11Class 12 Target Exam JEENEETCBSE +91 Preferred time slot for the call ---9 am10 am11 am12 pm1 pm2 pm3 pm4 pm5 pm6 pm7 pm8pm9 pm10pm Please indicate your interest Live ClassesBooksTest SeriesSelf Learning Language ---EnglishHindiMarathiTamilTeluguMalayalam Are you a Sri Chaitanya student? NoYes Verify OTP Code (required) I agree to the terms and conditions and privacy policy. Solution:Let I=∫0π xf(sinx)dx. I=∫0π (π−x)f(sin(π−x))dx ∵∫0a f(x)dx=∫0a f(a−x)dx⇒I=π∫0π f(sinx)dx−I⇒I=π2∫0π f(sinx)dx⇒I=π2×2∫0π/2 f(sinx)dx ∵∫02a f(x)dx=2∫0a f(x)dx if, f(2a−x)=f(x)⇒I=π∫0π/2 f(sinx)∴∫0π xf(sinx)dx=A∫0π/2 f(sinx)dx⇒π∫0π/2 f(sinx)dx=A∫0π/2 f(sinx)dx=A=π Related content Class 9 Science MCQ Chapter 12 Sound CBSE Class 12 English MCQ with Answers (Flamingo & Vistas) CBSE Class 7 Science MCQ Questions with Answers CBSE Class 12 Subject Wise MCQ 2024-25 ICSE Class 10 Toppers List 2024 Available Tenses Worksheet for Class 10 CBSE Class 7 Science Chapter 4 Heat MCQ Questions with Answers Nephron Diagram Class 10 CBSE Class 7 Science Chapter 2 Nutrition in Animals MCQ with Answers Rabindranath Tagore Jayanti 2024