Jessica is knitting a scarf. she has completed 7.5 inches and can knit at the rate of 2 inches per hour. write an expression that can be used to find the number of inches she will have completed after h hours. then evaluate the expression for h=4.

*15 pts* the graph of an exponential function of the form y = f(x) = ax passes through the points and the graph lies the x-axis. first line choices: (0, a) (0, 1) (0, 2) (0, -1) second line choices: (1, 0) (1, a) (1, 1) (1, -2) third line choices: above below on the