Use the most accurate three-point formula to determine each missing entry in the following tables. a. x fix) fix) b. x fix) fix) 1.1 9.025013 8.1 16.94410 1.2 11.02318 8.3 17.56492 1.3 13.46374 8.5 18.19056 1.4 16.44465 8.7 18.82091 c. X fix) fix) d. X fix) fix) 2.9 -4.827866 2.0 3.6887983 3.0 -4.240058 2.1 3.6905701 3.1 -3.496909 2.2 3.6688192 3.2 -2.596792 2.3 3.6245909

Now You Try It (NYTI): x − 2x − 3 1. Let f(x)= 2 . x − 1 (a) Evaluate each limit below. m i l ) i (i) limi− f(x) ( + f(x). x→−1 x→1 (b) Find and describe/classify each discontinuity of f(x). (c) Can you deﬁne f(x)t omaeitnnuusthevu()undnpat (b) If it’s not possible, state why. 2. Show that the equation cos(x)= x has at least one real root on the interval (0,1).