SOLUTION: A record label uses the following function to model the sales of a new release. a(t)=-90t squared + 8100t. The number of albums sold as a funtion of time, t, in days. On which day
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-> SOLUTION: A record label uses the following function to model the sales of a new release. a(t)=-90t squared + 8100t. The number of albums sold as a funtion of time, t, in days. On which day
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: A record label uses the following function to model the sales of a new release. a(t)=-90t squared + 8100t. The number of albums sold as a funtion of time, t, in days. On which day were the most albums sold? what is the maxium number of albums sold on that day. This question is from textbook
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when is this a maximum?
The vaue od at maximum is
where
and
The max number of albums is sold on day 45 albums sold on day 45
