the rate of change for the function f(t)=2.6t+17.8 can be used to estimate the yearly sales of cotton goods; in billikns of dollars, as a function of time; in years, measured from 1975

What is the sum of the geometric series in which a1 = 7, r = 3, and an = 1,701? hint: cap s sub n equals start fraction a sub one left parenthesis one minus r to the power of n end power right parenthesis over one minus r end fraction comma r ≠ 1, where a1 is the first term and r is the common ratio