16. Make Sense and Persevere Write an equation for an exponential function that models the expected number of bacteria as a function of time. Graph the function. If the pattern continues, in which month will the bacteria exceed 45,000,000? Month 0 1 2 3 4 Number of Bacteria 2,500 7,500 22,500 67,500 202,500

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B3 Calculate (predict) t = 11 for each trend method. Create a Linear prediction for Federal Debt-GDP = Create an Exponential prediction for Federal Debt-GDP = Create a Polynomial (order 5) prediction for Federal Debt-GDP =   Year t Federal Debt - GDP 2011 1 96.018 2012 2 100.061 2013 3 100.810 2014 4 102.818 2015 5 100.246 2016 6 105.337 2017 7 104.806 2018 8 105.632 2019 9 107.047 2020 10 128.332

The value of a $3000 computer decreases about 30% each year. 3. Write a function for the computer's value. Does the function represent growth or decay? 4. Use a graph to predict the value in 4 years.