1. Draw a graph of some unknown function f that satisfies the following: x-+" lim f (x) = 0, lim f(x) =0, lim f(x) = co, lim f(x) = -co 2. Draw a graph of some unknown function f that satisfies the following: lim f(x) =1, lim f(x) =1, lim f(x) = -co, lim f (x) =co. *+-1+ * +-1-" 3. Draw a graph of some unknown function / that satisfies the following: lim f(x) = 0, lim /(x) =0, lim f (x) =-co, lim_f(x) =co, lim /(x) = 00, lim / (x) =-00. 4. Draw a graph of some unknown function f that satisfies the following: lim f(x) = -2, lim f(x) = -2, lim /(x) =co, lim /(x) =-co, lim f(x) = co, lim f(x) = co. * +3+" X-3