y=4x/(x^2+5)

Find dy/dx

Remember quotient rule dy/dx=(u'v-v'u)/v^2

u=4x       u'=4

v=x^2+5         v'=2x

dy/dx=(20-4x^2)/(x^2+5)^2 (simplified)

JS
Answered by Jeppe S. Maths tutor

6596 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

If the quadratic equation kx^2+kx+1=0 has no real roots, what values of k are possible?


Rewrite (2+(12)^(1/2))/(2+3^(1/2)) in the form a+b((c)^(1/2))


Find the first 3 terms, in ascending powers of x, of the binomial expansion of (2 – 9x)^4 giving each term in its simplest form.


Express 21/root7 in the form k root7.


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