125 can be classified as B. a perfect cube.
A number is a perfect cube when it can be cube rooted and the result would be a whole number.
If that whole number multiplies itself to the power of three, it will give the perfect cube.
If 25 is cube rooted, the result would be:
= ∛125
= 5
If 5 is taken to the power three:
= 5³
= 125
125 is therefore a perfect cube because 5 is a whole number.
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