Consider the function as representing the value of an ounce of palladium in U.S. dollars as a function of the time t in days.t R(t) = 20 + 90t - t; t = 5 Find the average rates of change of R(t) over the time intervals [t, t + h], where t is as indicated and h = 1, 0.1, and 0.01 days. h 0.1 0.01 Avg. Rate Estimate the instantaneous rate of change of R at time t, specifying the units of measurement. R'(5) = Select-- v Need Help? Read It Master It