Question: 5. Use e - 6 definition and show that the function if (r, y) # (0,0) 2 + y? f (r, y) = 0,

5. Use e - 6 definition and show that the function if

5. Use e - 6 definition and show that the function if (r, y) # (0,0) 2 + y?" f (r, y) = 0, if (r, y) = (0,0). is continuous at the origin. (15 pt)

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