What is 400 with an exponent of 2?

400 with an exponent of 2 means that 400 is the base (b) and 2 is the exponent (n).

Here is how you would display the number 400 with an exponent of 2 in mathematical terms:

bⁿ ⇒ 400²

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

So to calculate 400 with an exponent of 2, you can write 400, 2 times with a multiplication symbol between them like so:

400 · 400

When we multiply them together, we get the answer to 400 with an exponent of 2.

400² = 160,000

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