3. Use the following graph to fill in the blanks. [0.5 marks each] lim f(x) = r-+-21 lim f(x) = x-2 lim f (x) = 0 x--2 lim f(x) = X-+3 lim f (x) = _ x+4 f (-2) = _ Type of discontinuity at x = -2: Type of discontinuity at x = 4