Question: Using the a d definition of the limit, prove that lim (r.y) (0,0) 5a2y+ ry? = 0. r2+ y?

Using the a d definition of the limit, prove that lim (r.y) 

Using the a d definition of the limit, prove that lim (r.y) (0,0) 5a2y+ ry? = 0. r2+ y?

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