The consumer price index (CPI) of a certain country is given by I ( t ) =0.02
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Question:
The consumer price index (CPI) of a certain country is given by
I(t) =0.02t3+ 0.4t2+125(0t4)
wheret= 0
corresponds to the beginning of 2013. Find the annual percentage rate of inflation in the CPI of the country at the beginning of2014. (Round your answer to three decimal places.)
%/year
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