2xy x, y) # (0, 0) fx, y) = x +y 0%, y) = (0, 0) then, (a) lim f(x, 0) = f(0, 0) x-0 (b) lim f(0, y) = f(o, 0) y0 (c) lim (x,y(0,0) fx, y)= f0, 0) (d) lim fx, y

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