The rate of U.S. sales of bottled water for the period 2007-2014 could be approximated by s(t) = 0.08t² -0.26t+ 8.8 billion gallons per year (0 ≤ts 7), where t is time in years since the start of 2007.t (a) Estimate the average annual sales of bottled water over the period 2007-2011, to the nearest 100 million gallons per year. billion gallons per year (b) Compute the 2-year moving average of s. (You need not simplify the answer.) (c) Without simplifying the answer in part (b), say what kind of function the moving average is. constant O linear O quadratic cubic none of these Need Help? Read It

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