A curve C has the equation x^3 + 6xy + y^2 = 0. Find dy/dx in terms of x and y.

By differentiating with respect to x, 3x^2+6x(dy/dx)+6y+2y(dy/dx)=0 So, dy/dx(6x+2y)=-3x^2-6y so dy/dx = -(3x^2+6y)/(2(3x+y))

MH
Answered by Mike H. Maths tutor

4202 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

(FP3 question). Integrate 1/sqrt(3-4x-x^2).


differentiate with respect to x. i). x^(1/2) ln (3x),


Express (3 + 13x - 6x^2)/(2x-3) in the form Ax + B + C/(2x - 3)


Prove the identity: (cos θ + sin θ)/(cosθ-sinθ) ≡ sec 2θ + tan 2θ


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