After t hours of work, a bank clerk can process checks at the rate of  r(t) checks per hour for the function  r(t) given below. How many checks will the clerk process during the first three hours (time 0 to time 3)? r(t) = −t2 + 70t + 3

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Chapter6: Exponential And Logarithmic Functions
Section6.8: Fitting Exponential Models To Data
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After t hours of work, a bank clerk can process checks at the rate of  r(t) checks per hour for the function  r(t) given below. How many checks will the clerk process during the first three hours (time 0 to time 3)?

r(t) = −t2 + 70t + 3

 ??? checks

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