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Question: 2 suppose x d is a metric space define d2...

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2. Suppose (X, d) is a metric space. Define d2 : X x X → [0,00) by: dala, y) 34 (z,y). Prove that (X, d2) is a metric space.



2. Suppose , d) is a metric space. Define d2 : X x X → [0,00) by: d2(z,y) 3dī (z,y). Prove that (X, d2) is a metric space.
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