Find the limit, if it exists. (If an answer does not exist, enter "DNE".) x² + y² +36-6 ? lim (z.v)-(0,0) x² + y² r¹y Problem. 4: Find the limit lim if it exists. (If an answer does not exist, enter "DNE". (v) (0,0) 28+ y2²¹ -0 2 + y² x¹y x² + y² -0 V 28 + y² Along the z-axis, Along the y-axis, Along the path y = ? "