6. (10 points) Sketch a graph of a function, f(x), that has the following properties: lim f(x) = 1 1- -6- . lim f(x) = 0o . lim f(1) = -2 . lim f(x) = -0o 2--6+ I- -1+ . f ( -3) = 0 . f(3) is undefined and lim f(x) = 4 . f (0) = -2 . f' (7) =0 y 10 O -10 -9 -8-7 -6 -5 -4 -3 10 x - 5 - 10