Is the function f(x)=x^3+24x+3 an increasing or decreasing function?

f(x)=x^3 +24x+3 f'(x)=3x2+24 Since x^2>0 for all real x 3x^2+24>0 So f(x) is an increasing function

DM
Answered by Danni M. Maths tutor

3835 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

Find dy/dx when y=(3x-1)^10


Solve the differential equation : dy/dx - x^3 -5x = 0


Show that the line y = x - 7 does not meet the circle (x + 2)^2 + y^2 = 33.


Express 3sin(2x) + 5cos(2x) in the form Rsin(2x+a), R>0 0<a<pi/2


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences