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shaffergabe10
04.05.2020 •
Mathematics
Nick starts with 20 milligrams of a radioactive substance. The amount of the substance decreases by 1/2 each week for a number of weeks, w. He writes the expression 20 1/2 to find the amount of the radioactive substance remaining after w weeks.
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Ответ:
Set C is the only one!
Step-by-step explanation: