Mathematics, 04.05.2020 22:40 kingdede8811

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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Nick starts with 20 milligrams of a radioactive substance. The amount of the substance decreases by...