What is 64^(2/3)?

When the index of a number is a fraction such as 2/3, first take the cubic root, then square the number. For example:
641/3= cube root of 64(641/3)2 = 642/3
642/3 =( 641/3)2 = (4)2 = 16

JT
Answered by James T. Maths tutor

6284 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Increase 35 by 20%:


How do I solve a simple simultaneous equation?


How would you differentiate a function such as 4x^3


Find the roots of 2x^2-5x-6=0 to 3dps


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