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Mathematics 26 Online
OpenStudy (anonymous):

A seismograph 300 km from the epicenter of an earthquake recorded a maximum amplitude of 5.7 multiplied by 10 to the 2nd power µm. Find this earthquake's magnitude on the Richter scale.

OpenStudy (anonymous):

I get approx 4.62

OpenStudy (anonymous):

bu not sure if it's correct

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