If f(x)=7xe^x, find f'(x)

f(x) = 7xexUsing the product rule: [f'(x)=u*(dv/dx)+ v*(du/dx)]Let u=7x and v=exTherefore, du/dx=7 and dv/dx=exHence, f'(x) = 7xex + 7ex

LM
Answered by Lanya M. Maths tutor

4096 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

Express (3x^2 - 3x - 2)/(x-1)(x-2) in partial fractions


How do you know if the second derivative of an equation is a maximum or a minimum?


If (x+1) is a factor of 2x^3+21x^2+54x+35, fully factorise 2x^3+21x^2+54x+35


Given f(x): 2x^4 + ax^3 - 6x^2 + 10x - 84, and knowing 3 is a root of f(x), which is the value of a?


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