.II KKTCELL c: a 17:06 (a) %46@' Marked out of 4.00 \\V Flag question A student finds the numerical value of f '(x) : 20.220 at x = 3 using a step size of 0.2. Which of the following methods did the student use to conduct the difl'erenliation if f(x) is given in the table below? "II\" a. Central divided difference b. Calculus, that is, exact c. Backward divided difference 0000 d. Forward divided difference MM. II. Quiz navigation \"III. Finish attempt Time left 1:08:05 B uzem'neuedu'tr