For which values a does lim f(x) not exist? For each value, explain why the limit does not exist. Find all values a where lim x→a f(x) exists, f is defined at a, but lim x→a f(x) does not equal f(a).

For which values a does lim fx not exist For each value explain why the limit does not exist Find all values a where lim xa fx exists f is defined at a but lim class=