find dy/dx of x^1/2 + 4/(x^1/2) + 4

This can be rewritten as x1/2 + 4x-1/2+ 4, hence dy/dx = (1/2)x-1/2 - 2x-3/2

Answered by Olufayojimi O. Maths tutor

2941 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

What is a 'derivative'?


The point P lies on a curve with equation: x=(4y-sin2y)^2. (i) Given P has coordinates (x, pi/2) find x. (ii) The tangent to the curve at P cuts the y-axis at the point A. Use calculus to find the coordinates of the point A.


Having a rectangular parking lot with an area of 5,000 square yards that is to be fenced off on the three sides not adjacent to the highway, what is the least amount of fencing that will be needed to complete the job?


Integrate ln(x)


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