A music company expects that the monthly sales S , in thousands, of a new music CD it has produced will be closely approximated by where t is the number of months after the CD is released. Use S to predict the month in which sales are expected to reach a maximum.
A)Sales will reach a maximum in the fifth month.
B)Sales will reach a maximum in the tenth month.
C)Sales will reach a maximum in the third month.
D)Sales will reach a maximum in the eleventh month.
E)Sales will reach a maximum in the sixth month.

Question

A music company expects that the monthly sales S , in thousands, of a new music CD it has produced will be closely approximated by  where t is the number of months after the CD is released. Use S to predict the month in which sales are expected to reach a maximum.
A)Sales will reach a maximum in the fifth month. 
B)Sales will reach a maximum in the tenth month. 
C)Sales will reach a maximum in the third month. 
D)Sales will reach a maximum in the eleventh month. 
E)Sales will reach a maximum in the sixth month.

Quizplus · Accepted Answer

The Answer of A music company expects that the monthly sales S , in thousands, of a new music CD it has produced will be closely approximated by  where t is the number of months after the CD is released. Use S to predict the month in which sales are expected to reach a maximum.
A)Sales will reach a maximum in the fifth month. 
B)Sales will reach a maximum in the tenth month. 
C)Sales will reach a maximum in the third month. 
D)Sales will reach a maximum in the eleventh month. 
E)Sales will reach a maximum in the sixth month.

A Music Company Expects That the Monthly Sales S