DEFDBL A-Z start = -1 numberofsteps = 8 x = start FOR n = 0 TO numberofsteps PRINT n, x g = 4 * x ^ 3 + 3 * x ^ 2 + 2 * x + 1 gprime = 12 * x ^ 2 + 6 * x + 2 x = x - g / gprime NEXT n