bell6362 bell6362

23-10-2018
Mathematics

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Yesterday there were B milligrams of bacteria in a lab experiment. Today there are B to the second power milligrams of bacteria. If there are 400 milligrams today, how many milligrams of bacteria were there yesterday?

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ryantolliver ryantolliver

23-10-2018

20 milligrams. square root of 400

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