Expand the expression (1+3x)^1/3 up to the term x^3.

= 1 + 3x1/3 + (1/3-2/3)(3x)^2 + (1/3*-2/3*-5/3)(3x)^3

= 1 + x - 2x^2 + 10x^3 

PV
Answered by Pearl V. Maths tutor

15995 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

Solve these simultaneous equations: 2x+y-5=0 and x^2-y^2=3


What is the chain rule?


Find the integral of (sinxcos^2x) dx


Find the equation of the straight line passing through the origin that is tangent to the curve y = ln(x).


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences