This video is only available for Teachoo black users

Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class


Ex 7.6, 1 π‘₯ sin⁑π‘₯ ∫1β–’γ€–π‘₯ sin⁑π‘₯ γ€— 𝑑π‘₯ ∫1β–’γ€–π‘₯ sin⁑π‘₯ γ€— 𝑑π‘₯=𝒙 ∫1▒𝐬𝐒𝐧⁑𝒙 π’…π’™βˆ’βˆ«1β–’(𝒅(𝒙)/𝒅𝒙 ∫1β–’γ€–π’”π’Šπ’β‘π’™ 𝒅𝒙〗) 𝒅𝒙 = βˆ’ π‘₯ cos⁑π‘₯ βˆ’ ∫1β–’γ€–βˆ’cos⁑〖π‘₯ 𝑑π‘₯γ€— γ€— = βˆ’ π‘₯ cos⁑π‘₯+ ∫1β–’γ€–cos⁑π‘₯+𝐢〗 = βˆ’ 𝒙 𝒄𝒐𝒔⁑𝒙+π’”π’Šπ’β‘π’™+π‘ͺ " " Algebraic Trigonometric We know that ∫1▒〖𝑓(π‘₯) 𝑔⁑(π‘₯) γ€— 𝑑π‘₯=𝑓(π‘₯) ∫1▒𝑔(π‘₯) 𝑑π‘₯βˆ’βˆ«1β–’(𝑓^β€² (π‘₯) ∫1▒𝑔(π‘₯) 𝑑π‘₯) 𝑑π‘₯ Putting f(x) = x and g(x) = sin x

Ask a doubt
Davneet Singh's photo - Co-founder, Teachoo

Made by

Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.