Chapter 14: Q. 38 (page 897) URL copied to clipboard! Now share some education! In Problems 33–42, use a graphing utility to find the derivative of each function at the given number.f(x)=xsinxatÏ€4 Short Answer Expert verified Derivative off(x)=xsinxat Ï€4isf'Ï€4≈1.2625. Step by step solution 01 Step 1. Given information Given function isf(x)=xsinxandx=Ï€4 02 Step 2. Derivative Enter the function f(x)=xsinxand x=Ï€4in the derivative function of the graphing calculatorThe graphing calculator shows that the derivative of the function isf'Ï€4≈1.2625 Unlock Step-by-Step Solutions & Ace Your Exams! Full Textbook Solutions Get detailed explanations and key concepts Unlimited Al creation Al flashcards, explanations, exams and more... Ads-free access To over 500 millions flashcards Money-back guarantee We refund you if you fail your exam. Over 30 million students worldwide already upgrade their learning with 91Ó°ÊÓ!