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

6570 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

How do i find 30% of 70?


(x + 2)(x + 3)(x + 6)


Write √ 45 in the form a √ 5, where a is an integer.


Factorise and solve x^2 - 8x + 15 = 0


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