Monday

April 21, 2014

April 21, 2014

Posted by **Destinyyy** on Sunday, February 13, 2011 at 8:28pm.

R(t)=100(1-0.00012t^2)

cars per minute, where t is time in minutes since 4:30 pm.

A) find the average rate in cars per minute, at which cars enter the highway during the first half hour.

B) find the average rate, in cars per minute, at which cars enter the highway during the second half hour.

C) find the total number of cars that enter the highway during that hour.

D) cars also exit the freeway at a rate of:

E(t)=50(1-e^-t)

find the total number of cars on the highway for the first 30 minutes. Assume no cars initially.

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