Given that y=x/(2x+5) find dy/dx.

Using the quotient rule: Let u=x and v=2x+5 then du/dx= 1 and dv/dx=2 Hence dy/dx=[(2x+5)x1- (2x)]/(2x+5)2             =5/(2x+5)2

SB
Answered by Shayna B. Maths tutor

3266 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

A stone, of mass m, falls vertically downwards under gravity through still water. At time t, the stone has speed v and it experiences a resistance force of magnitude lmv, where l is a constant.


Differentiate 3x^2+1/x and find the x coordinate of the stationary point of the curve of y=3x^2+1/x


Given that y = 8x + 2x^-1, find the 2 values for x for which dy/dx = 0


Integrate exp(2x)cos(8x) by parts


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