What is 21 with an exponent of 9?

21 with an exponent of 9 means that 21 is the base (b) and 9 is the exponent (n).

Here is how you would display the number 21 with an exponent of 9 in mathematical terms:

bⁿ ⇒ 21⁹

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

So to calculate 21 with an exponent of 9, you can write 21, 9 times with a multiplication symbol between them like so:

21 · 21 · 21 · 21 · 21 · 21 · 21 · 21 · 21

When we multiply them together, we get the answer to 21 with an exponent of 9.

21⁹ = 7.9428005E+11

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