(10 points) Given the function f(r) is graphed below. Answer the following questions using the graph: (Write DNE if it doesn't exist.) -5 H N do -5 -4 3 -2 10 2 3 4 X -2 CO f(a) = ? lim f(x) =? Is f(z) continuous at z - a? a = -5 Q =-2 a= 0 Q= 3