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Trigonometry
Question

A company introduces a new product for which the n...

A company introduces a new product for which the number of units sold \( S \) is given by the equation below, where \( t \) is the time in months 

\( S ( t ) = 110 ( 7 - \frac { 9 } { 2 + t } ) \) 

(a) Find the average rate of change of \( S ( t ) \) during the first year. (b) During what month of the first year does \( S ^ { \prime } ( t ) \) equal the average rate of change? 

Answer

Solution
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