What is 21 cubed? What does 21 cubed mean? What is the answer to 21 cubed? Those are the questions we tackle here!
21 cubed can be written as an exponentiation, where the base is 21 and the exponent is 3, like this:
213
For future reference, note that cubed means that the exponent is 3, regardless of what the base is.
When the exponent is 3 (aka cubed) and the base is 21, you simply multiply 21 by 21 by 21 to get the answer. Here is the math to illustrate:
21 cubed
= 213
= 21 x 21 x 21
= 9,261
Therefore, the answer to "What is 21 cubed?" is as follows:
9,261
How to remember how to solve 21 cubed: When you get a problem like "What is 21 cubed?", just picture a box where all the sides are 21. The volume of the box is the same as 21 cubed.
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