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OpenStudy (anonymous):
Eighteen is the Geometric Mean of 12 and what number?
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OpenStudy (anonymous):
sorry had that backwards. solve \[\sqrt{12x}=18\] for x square both sides, then divide by 12
OpenStudy (anonymous):
wait, so then whats the answer?
OpenStudy (anonymous):
27
OpenStudy (anonymous):
\[ \sqrt{12x}=18\Rightarrow 12x = 324 \Rightarrow x = 27 \]
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