Simplify Cube Root of 84

Here we will show you step-by-step how to simplify the cube root of 84. Before we continue, note that the cube root of 84 can be written as follows:

∛84

The ∛ symbol is called the radical sign. To simplify the cube root of 84 means to get the simplest radical form of ∛84.

We start by listing the factors of 84 like so:

1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, and 84

Next, we identify the perfect cubes* from the list of factors above:

1

Since 1 is the only perfect cube above, the cube root of 84 cannot be simplified.

Although we cannot simplify the cube root of 84, we did enter the cube root of 84 into our calculator and got the following answer to the cube root of 84 in decimal form:

∛84 ≈ 4.3795

You may also be interested to know that you can write the cube root of 84 with an exponent instead of a radical like this:

∛84 = 84^⅓

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Simplify Cube Root of 85
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* List of Perfect Cubes