This math topic focuses on solving for the initial values of exponential decay situations involving continuously decreasing quantities with mismatched time units. It includes applying the exponential decay formula in various real-world scenarios like wildlife population decline, toxin concentration reduction, and radioactive material decay. Each problem involves converting the rate of decay to align with the given time frame of the observation (e.g., converting annual decay rates into applicable units for quarters or days) to accurately compute the starting population or concentration. The problems invite learners to apply and manipulate the exponential formula in different formats to find the initial quantity before decay occurred.
Work on practice problems directly here, or download the printable pdf worksheet to practice offline.
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