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Is 81 both a perfect square and a perfect cube?
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2 votes
Is 81 both a perfect square and a perfect cube?

User Cocomico
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81 is only a perfect square
hope i helped
User Alcamtar
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81 is not a perfect square nor a perfect cube, because 81 is an odd number so no matter how you stacked 81 cubes up you would still be missing one cube.
User Jordan Koskei
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