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Algebra
Pregunta

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. $$\square$$

(b) During what month of the first year does $$S ^ { \prime } ( t )$$ equal the average rate of change? $$\square$$

(a) 35.357

(b) April

Solución
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