Question: Problem 3. Let f : R2 - RU {too} be the function given by O if II (21, 202) 1/2 1. Show that f is

Problem 3. Let f : R2 - RU {too} be the function
Problem 3. Let f : R2 - RU {too} be the function given by O if II (21, 202) 1/2 1. Show that f is convex

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