Use integration by parts to integrate the following function: x.sin(7x) dx

Integration by parts follows the general form: ∫u (dv/dx) = u.v - ∫v (du/dx)Let x = uLet sin 7x = (dv/dx)∫x.sin(7x) dx = x.(-1/7)cos(7x) - ∫(-1/7)cos(7x).1 dx = (-x/7)cos(7x) + (1/49)sin(7x) + c

Answered by Ahanna N. Maths tutor

4004 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

Using the Quotient rule, Find dy/dx given that y = sec(x)


Why is my answer incorrect?


The radius of a circular disc is increasing at a constant rate of 0.003cm/s. Find the rate at which the area is increasing when the radius is 20cm.


How do I differentiate 3^2x?


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences