What is 21 with an exponent of 3?

21 with an exponent of 3 means that 21 is the base (b) and 3 is the exponent (n).

Here is how you would display the number 21 with an exponent of 3 in mathematical terms:

bⁿ ⇒ 21³

Furthermore, bⁿ means to multiply b by b, n times.

So to calculate 21 with an exponent of 3, you can write 21, 3 times with a multiplication symbol between them like so:

21 · 21 · 21

When we multiply them together, we get the answer to 21 with an exponent of 3.

21³ = 9,261

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