' L.1) A function f[x] starts out at x = 0 with a value of f[0] = 1 and goes up at constant rate of 3 units on the y - \"'5 for each unit on the x - ax's . Give a formula for {[1] and sketch its plot on the axes below: The point plotted below is on the plot of x] because f[0] =1 . x}