88 Chapter 1 Limits 23. lim f(x) = co and lim f(x) = 00 x-+0- lim f(x) = 3 and lim f(x) = 1 x- 5- x -+5+ 25. lim f(x) = 2 and lim f(x) = 2 X--00 X-+00 26. lim f(x) = co, lim f(x) = -co, and f(2) = 1 x - 2 - X -+ 2+ 27. lim f(x) = 2, lim f(x) = 2, but f(3) does not exist x-+3- * + 3+ 28. lim f(x) = -2 and lim f(x) =co, f(0) = -5 X- -00 x -+ 3 29. lim f(x) = 2, lim f(x) = -1, and f(2) = 2 x-+2 x-2+ 30. lim f(x) =3, lim f(x) = 3, and f(2) = 0 x-+2- x-+ 2+ For the function f graphed as follows, approximate ea the limits and values in Exercises 31-34: 3- 1+