Dr. O'Keefe begins an experiment with 3 units of a radioactive material in his tank. Every day, half of the material in the tank will decompose. How many units of the material will he have left at the end of the 7th day? Express your answer as a common fraction.

part a

in a city ice cream is mostly only bought when the temperature is very high as ice cream cools down our

so we can derive the conclusion that as the temperature increases the number of ice creams sold also increases

part b

y intercept is 5

slope is 2

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