A radioactive substance decays to half of its original mass each year. If the initial mass is 600 grams, the function that models the mass after years is . This function represents decay.
Answer & Analysis
Analysis
Question Analysis
This question tests the student's ability to recognize and identify exponential decay in a real-world context.
Key Concept Explanation
In a real-world scenario where a quantity decays by a fixed multiple over time, it can be modeled by an exponential function.
Step-by-step Solution
1. Identify the base in the function
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