An excellent film with a very small advertising budget must depend largely on word-of-mouth advertising. In this case, the rate at which weekly attendance might grow can be given by

where t is the time in weeks since release and A is attendance in millions.
(a) Find the function that describes weekly attendance at this film.
(b) Find the attendance at this film in the tenth week.

Transcribed Image Text:

2000 dA -100 (t + 10)3 (t + 10)? (t+ 10) dt