4. Let (X,T) be the topological space defined in question 2. Let A = {1,2,3}, then the set of limitpoints of A isa. Ab. (4}c. (2,4)d. None of the above5. Let (X,7) be a diserete space, then Ye EX, the set (a} isa. openb. closedc. clopend. is neither open nor closeda.Question 1Question 2

Solution: (4) Answer: The set is A=1,2,3 Clearly, set A is finite. We know that a finite set does…

(A,7) be the topological space defined in question 2. Let A = {1,2,3}, then the set of limit points of A is a. A b. (4} c. (2.4) d. None of the above 5. Let (X,7) be a discrete space, then Va E X, the set (a} is a. open b. closed c. clopen d. is neither open nor closed

(A,7) be the topological space defined in question 2. Let A = {1,2,3}, then the set of limit points of A is a. A b. (4} c. (2.4) d. None of the above 5. Let (X,7) be a discrete space, then Va E X, the set (a} is a. open b. closed c. clopen d. is neither open nor closed

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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