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3. (6pts) The rate of change in a number of hospital outpatient visits, in millions, in a certain country each year from 2020 to the present can be approximated by f'(t) = 0.001483t(t - 2000) 0.75 where t is the year. If in 2020 there were 272, 851, 000 outpatient visits, find the formula giving the approximate number of outpatient visits as a function of time. 4. A patient's temperature is 104 degrees Fahrenheit. Let T' (t) = t2 - 6t for 0