Given that y=4x^3-(5/x^2) what is dy/dx in it's simplest form?

y = 4x^3-5x^-2 dy/dx = 12x^2+10x^-3

TP
Answered by Trishul P. Maths tutor

3990 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

The probability distribution of the random variable X is given by the formula P(X = x) = 0.09+0.01x^2 for x= 1,2,3,4,5 ). Find E(X).


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


A circle with centre C has equation x^2+8x+y^2-12y=12. The points P and Q lie on the circle. The origin is the midpoint of the chord PQ. Show that PQ has length nsqrt(3) , where n is an integer.


A curve has the equation y = 2x cos(3x) + (3x^2-4) sin(3x). Find the derivative in the form (mx^2 + n) cos(3x)


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:

© 2025 by IXL Learning