b) y - x y axis d) y - 1 let-time in days. At-o, there were initially 20 bacteria suppose that the bacteria double every 100 hours. Give an exponential model for the bacteria as a function of a) (1) 20(3 C) -30 b) = 20 d)) - 100 3) Identification: Gwen the graph of an exponential function klentily the following 1) Domain Range 3) intercept or zero 5) horizontal asymptote 6) vertical asymptote