According to the U.S. Department of Transportation, the percentage of drivers using a legally required safety device from 2001 through 2009 is modeled by the function f(t) = 73.7(t + 3)0.056 where t is measured in years, with t = 0 corresponding to the beginning of 2001. What was the average percentage use of this device over the period from the beginning of 2001 through the end of 2009? (Round your answer to one decimal place.)      %

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Q: pressure

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Q: g(t)=15.18(1.047)t​,

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Q: Find the average rate of change of f(x) = 3x2 - 5x from 1 to 3.

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Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.