Discuss the continuity of the functions f and g. (x, y) = (0, 0) (x, y) = (0, 0) (x, y) = (0, 0) (x, y) = (0, 0) O f is continuous everywhere except at (0, 0) and g is continuous everywhere. Of is continuous everywhere except at (0, 0) and g is continuous everywhere except at (0, 0). Of is continuous everywhere and g is continuous everywhere. O f is continuous everywhere and g is continuous everywhere except at (0, 0). f(x, y) = g(x, y) = x² 6,

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