Find ∫(4x - 2/(x^3)) dx

Using the integer rule 1/ (xn) = x-n question becomes ∫(4x - 2(x-3)) dx

Then using the formula ∫xn dx = (xn+1)/n+1 and assuming there may be an integer value (+c) the answer is 2(x2) + x-2 + c 

PM
Answered by Pearse M. Maths tutor

4721 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

A "day return" train ticket is £6.45. A "monthly saver" is £98.50. Sue worked for 18 days last month. She bought a day return ticket each day she worked. A monthly saver ticket is cheaper than 18 day return tickets. How much cheaper?


3/5 of a number is 162. Work out what 4/5 of the same number is.


Find the roots of 2x^2-2x=3, leaving your answer in it's simplest exact form.


Can you explain the quadratic formula?


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning