Problem 120 of 7
Compare the exponential models y = 70 * (0.99)^x and y = 80 * (1)^x by percent rate.
Hints
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compare bases and initial values.
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Models must be in or convertible to a*b^x form.
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Solution
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1. Identify the base of each exponential model.
2. Convert each base to a percent increase or decrease.
3. Compare the percent rates.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Comparing only initial values when asked about rate.