Q1: (a) If (M, d) be a metric space and A M. Prove that A is the largest open set in M that contained in A. then give an example to show that (AUB)* # A U Bº. (b) let (M, d) be a metric space and let ACM. Then (ANB) ≤ANB
Q1: (a) If (M, d) be a metric space and A M. Prove that A is the largest open set in M that contained in A. then give an example to show that (AUB)* # A U Bº. (b) let (M, d) be a metric space and let ACM. Then (ANB) ≤ANB
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.2: Graphs Of Equations
Problem 68E
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![Q1: (a) If (M, d) be a metric space and AC M. Prove that A is the largest open set in M
that contained in A. then give an example to show that (A U B) # A* U B.
(b) let (M, d)be a metric space and let A ≤ M. Then (AB) ≤ĀNB](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb2ffa8ce-dc49-432c-9401-49cff4b8c004%2Fee5a9636-e360-4b89-946a-738d91c89eb6%2Fwlibs99_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Q1: (a) If (M, d) be a metric space and AC M. Prove that A is the largest open set in M
that contained in A. then give an example to show that (A U B) # A* U B.
(b) let (M, d)be a metric space and let A ≤ M. Then (AB) ≤ĀNB
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