How to multiply 15 by itself 2 times

How to multiply 15 by itself 2 times. In other words, what is 15 multiplied by itself 2 times?

To multiply 15 by itself 2 times is the same as 15 to the power of 2 (15^2) or fifteen to the second power. Specifically, 15 is the base and 2 is the exponent like this:

15²

15² is 15 multiplied by itself 2 times which is 15 × 15.

Here is how we calculate it:

15
15 × 15 = 225

That is it! Now you know how to multiply 15 by itself 2 times.

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