Question

http://imgur.com/gQowletEH
For the function g(x) whose graph is shown, give the value of each quantity, if it exists. If it does not exist, explain why.
a) The slope of the secant line between the points with x coordinates 3 and 4.
b) The slope of the tangent line to the graph at the point with the x coordinate 6
(c) g(0)
(d) lim x→2 g(x)
(e) lim x→3+ g(x)