Question

HELP PLEASE: Let F be the function in the graph shown in the comments. Evaluate each of the following expressions. Enter DNE if the limit does not exist.
a) lim when x tends to 1^- F(x) =

b) lim x tends to 1^+ F(x) =

c) lim x tends to -1 F(x) =

d) F(-1) =

e) lim x tends to 1^- F(x) =

f) lim x tends to1^+F(x) =

g) lim x tends to 1 F(x) =

h) lim x tends to 3 F(x) =

i) F(3) =