Exercise 5Let X = {a, b,c, d, e) and let T = {X, 0, (a), (c. d), (a, c, d), (b,c, d,e}} is atopology on X. Find the closure Ā , the interior Å, the exterior Ext(A) andthe boundary b(A) of the following sets:%3DA = 0,Az = X,Az = {a, c)Solution:.

The given set is X={a,b,c,d,e}, and the given Topology is T={X,ϕ,{a},{c,d},{a,c,d}{,b,c,d,e}}. To…

Answered: Exercise 5 Let X = (a, b, c, d, e) and…

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter9: Systems Of Equations And Inequalities

Section: Chapter Questions

Problem 12T

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Exercise 5 Let X = (a, b, c, d, e) and let T = {X, 0, (a), (c,d), {a,c,d), (b, c, d, e]) is a topology on X. Find the closure A, the interior Å, the exterior Ext(A) and the boundary b(A) of the following sets: A₁ = 0, A₂ = X₁ A₂ = {a, c) Soluti