(Solved): A retail business owner determines that the number of items sold by her staff can be modeled by \( ...

A retail business owner determines that the number of items sold by her staff can be modeled by \( t \) equation \[ f(s)=350+484 \log _{3}(s) \] where \( s \) is the number of staff members. Determine \( f^{\prime}(s)= \) \[ f^{\prime}(8)= \] Which of the followine is the best interoretation of \( f(8)=1266 \) ? Which of the following is the best interpretation of \( f^{\prime}(19)=23 \) ?