(see Limits 1 / Intro to Limits) 20. Use the graph of y = f(x) below to find the 21. (s limits. *It is known that f(x) has a vertical asymptote at x = -2. Additionally, above y = 2, f(x) has another vertical asymptote at X = 4. 4 3 N - y X -1 1 2 3 4 5 lim f (x) = _ lim, f (x) = _ x-0 x- 0+ lim f (x) = _ lim f (x) = _ x- - 2 x-2