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

6426 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Show that 3/8 divided by 7/12 = 9/14


How do you use the completing the square method to solve a quadratic equation?


Factorise f(x) = x^2+4x+4 and sketch the curve, identifying the roots and minimum point of f(x).


Solve (2x+3)(4x-2)=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