Cube roots The cube root of a number is the factor that we multiply by itself three times to get that number. The symbol for cube root is A 3 . Finding the cube root of a number is the opposite of …

Cube roots The cube root of a number is the factor that we multiply by itself three times to get that number. The symbol for cube root is A 3 . Finding the cube root of a number is the opposite of …

Learn how to find the cube root of negative 512 by breaking it down into prime factors. When we find groups of three of the same factor, we know that's a factor of the cube root. It helps to …

Learn the meaning of cube roots and how to find them. Also learn how to find the cube root of a negative number.

A worked example of simplifying elaborate expressions that contain radicals. In this example, we simplify 5∛ (2x²)⋅3∛ (4x⁴). Created by Sal Khan and Monterey Institute for Technology and …

We start by helping you understand how squares, square roots, cubes, and cube roots are related to prime factors. Then, through clear examples, we show you how to break numbers down and …

Similarly, to find the cube root of a number x , we look for a number whose cube is x . For example, since 2 3 = 8 , we say that the cube root of 8 , written as 8 3 , is 2 .

A worked example of simplifying the cube root of 27a²b⁵c³ using the properties of exponents. Created by Sal Khan and Monterey Institute for Technology and Education.

Practice Equations with square roots & cube roots Get 3 of 4 questions to level up!

Practice Square roots using prime factorisation (advanced) Get 3 of 4 questions to level up!