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What is power of a number?

Updated: 12/18/2022
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12y ago

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A number raised to the power "a" is multiplied by itself "a" times. For example, 5 raised to the power 3 is 5x5x5=125. 2 raised to the power 5 is 2x2x2x2x2=32.

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Q: What is power of a number?
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What is a rule for raising a negative number into a power number?

The answer depends on the power number. If, for example, the power number is -0.5, then there is no rule in real numbers.


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If a number is to the power of 2 it is "squared". The number that is squared is the "root".


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