The traffic flow rate (cars per hour) across an intersection is r(t) 300 +900t 180t², where t is in
hours, and t=0 is 6am. How

Question

The traffic flow rate (cars per hour) across an intersection is r(t)=300+900t-180t², where t is in hours, and t=0 is 6am. How many cars pass through the intersection between 6 am and 8 am?

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The traffic flow rate (cars per hour) across an intersection is r(t) 300 +900t 180t², where t is in hours, and t=0 is 6am. How many cars pass through the intersection between 6 am and 8 am? cars