If y=2x+4x^3+3x^4 and z=(1+x)^2, find dy/dx and dz/dx.

Differentiation dy/dx = 2+12x^2+12x^3
Chain ruleu = 1+xz=u^2dz/dx = dz/du * du/dx = 2u * 1 = 2(1+x)

Answered by Maths tutor

3641 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

Use integration by parts to find the integral of xsinx, with respect to x


Why, how and when do we use partial fractions and polynomial long division?


A curve has parametric equations x = 1 - cos(t), y = sin(t)sin(2t) for 0 <= t <= pi. Find the coordinates where the curve meets the x-axis.


If I am given a line, how do I find a line that is parallel to it? What about perpendicular?


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