The geometric mean of a sequence of non-negative real numbers is defined as the principal nth root of their product.
![{\displaystyle g_{n}={\sqrt[{n}]{\prod _{k=1}^{n}x_{k}}}}](https://services.fandom.com/mathoid-facade/v1/media/math/render/svg/25bd0047b3db8c4fc18ffa75c5efcdd686df378e)
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