28-31. Sketching graphs of functions Sketch the graph of a function with the given properties. You do not need to find a formula for the function. == 28. f(1) = 0, f(2) = 4,f(3) = 6, lim f(x) = -3, lim f(x) = 5 x-2 29. g(1) = 0, g(2) = 1, 8(3) = -2, lim g(x) = lim g(x)=-1, lim g(x) x-3 lim g(x) = -2 x-3+ x (30. h(-1) = 2, lim_h(x) = 0, _lim_h(x) h(1) = x--1 x→−1+ lim h(x) = 1, lim h(x) = 4 x-1 x→1+ = 0, x2+ E = 3,