How do I solve this inequality: x^2>2x ?

Solve the equation x2=2x (solve x2-2x=0 by factorisation). Sketch the graphs y=x2 and y=2x, using standard graph shapes. Look at the sketch to see for which values of x the graph y=x2 lies above y=2x; this is your solution.

Answered by Jan K. Maths tutor

5610 Views

See similar Maths A Level tutors

Related Maths A Level answers

All answers ▸

Find the integral of tan^2x dx


If (m+8)(x^2)+m=7-8x has two real roots show that (m+9)(m-8)<0 where m is an arbitrary constant


Differentate sin(x^2+1) with respect to x


Prove algebraically that n^3 +3n -1 is odd for all positive integers n


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 2013–2024

Terms & Conditions|Privacy Policy
Cookie Preferences