One hundred grams of radium are stored in a container. The amount R (in grams) of radium present after T years can be modeled by R=100e^−0.00043t. After how many years will only 5 grams of radium be present? Round your answer to the nearest whole year.

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answer: i could not see part the question so ill explain how to get the answer

step-by-step explanation: for instance the distance she travele d is 10 and she traveled the same amout each mile so do 10 divided by how many miles she drove each time and you ge your answer.

idk

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