1. Let X R². For any (x1, y1), (2, y2) E R², define d₂((x1, y₁), (x2, y2)) := Show that d₂ is a metric on R². /(x₂-x₁)² + (y₂ - Y₁)².
1. Let X R². For any (x1, y1), (2, y2) E R², define d₂((x1, y₁), (x2, y2)) := Show that d₂ is a metric on R². /(x₂-x₁)² + (y₂ - Y₁)².
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:1. Let X = R². For any (x₁, y₁), (x2, y2) € R², define
d₂((x1, y₁), (x2, Y2)) := √√(x2 − X1)² + (Y2 — Y1)².
Show that d₂ is a metric on R².
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