Use the model from problem 12 to estimate the population of bacteria 9 hours

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

Suppose that in 2008 , 840,800 citizens died of a certain disease assuming the population of teh country is 399 miliion, what is the mortality rate in units of deaths per 100,000 people?

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1