A radioactive substance changes its original mass each year. If the initial mass is 400 grams, the function representing the mass after t years is . This function represents exponential .
Answer & Analysis
Analysis
Question Analysis
This question tests the understanding of identifying exponential decay in a real-world context.
Key Concept Explanation
Exponential decay occurs when a quantity decreases by a fixed multiple over time. The function with 0 < b < 1 represents exponential decay.
Step-by-step Solution
1. Identify the given function
Want More Practice Questions?
Access thousands of practice questions with detailed explanations on Scholardog.