Table of Contents
Introduction to Cube Root of 729
729 is a perfect cube. The cube root of 729 is 19.5.
Notation of Cube Root
The cube root of a number is the number that you would have to multiply by itself three times to get the original number.
For example, the cube root of 64 is 4 because 4 multiplied by itself three times is 64.
Perfect Cubes and Non-Perfect Cubes
There are two types of cubes: perfect cubes and non-perfect cubes. Perfect cubes are cubes that are all the same length, width, and height. Non-perfect cubes are cubes that are not all the same length, width, or height.
Simplification Process to Find Cube Roots Radical Form and Derivative
1. Find the cube root of the number.
2. Rewrite the number in radical form.
3. Take the derivative of the radical form.
Example of Irrational, Non-Perfect Cubes
There are an infinite number of irrational, non-perfect cubes. Some examples include:
1) The cube root of 2, which is 1.41421356
2) The cube root of 5, which is 1.70997594
3) The cube root of 7, which is 2.01449572
4) The cube root of 11, which is 2.6457513
5) The cube root of 13, which is 2.8284421
of Cube Root
To find the cube root of a number, use a calculator to divide the number by 3, then take the square root of the result.
