A certain investment grows at a rate of 5% per year. The initial investment is $400. Write the function expression for the value of the investment after years. The function is .
Answer & Analysis
Analysis
Question Analysis
This question tests the student's ability to write an exponential growth function based on a given growth rate and initial value.
Key Concept Explanation
In the exponential function (), is the initial value and is the growth factor. For a 5% growth rate, the growth factor is
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