beckermolly172 beckermolly172

20-05-2017
Mathematics

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How do you solve the geometric mean of 5 and 125

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jdoe0001 jdoe0001

20-05-2017

[tex]\bf \cfrac{5}{x}=\cfrac{x}{125}\impliedby \textit{"x" being the geometric mean} \\\\\\ 5\cdot 125=x\cdot x\implies 625=x^2\implies \sqrt{625}=x\implies 25=x[/tex]

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