Question

To test an​ individual's use of a certain​ mineral, a researcher injects a small amount of a radioactive form of that mineral into the​ person's bloodstream. The mineral remaining in the bloodstream is measured each day for several days. Suppose the amount of the mineral remaining in the bloodstream​ (in milligrams per cubic​ centimeter) t days after the initial injection is approximated by ​C(t)equalsone half left parenthesis 4 t plus 3 right parenthesis Superscript negative 1 divided by 2 . Find the rate of change of the mineral level with respect to time for 7.5 days. The rate of change of the mineral level with respect to time for 7.5 days is approximately nothing milligrams per cubic centimeter per day. ​(Round to two decimal places as​ needed.)

Answer 1