Find a formula for the inverse of the function. f(x) = 3 - x, x 0 A graphing calculator is recommended. For the limit 1 - 9x lim x x + 1 = N = N = -9, 4 illustrate this definition by finding the smallest integer values of N that correspond to = 0.1 and = 0.05. & = 0.1 = 0.05