.Homework 9.1. Perform the following: (i) Show that the 4-points rule has a truncation error is 3h^5/80 |ƒ(4) (E). (ii) For the example considered above, determine the associate truncation errors of the three meth- ods. (iii) For the example considered above, determine the associate read off the order of convergence for each method. (iv) For the example considered above, determine the absolute error for each method. (v) For the example considered above, determine the relative error for each method.