please show all work! thank youu :)

(4 points) Use the graph of y = f (x) below to evaluate the following. lim f (x) = lim f (x) = lim f (x) = f (6) = x-6+ 45- 40- 35 Hi 30- 25- 20 15 10- 5- -2 2 6 8 10 12 - 5