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(b) Say whether the following are open or closed or neither.Give a reason to your answer. 1. Q. 2. the interval (0, 1]. 3. (0,1. -) 4. Z

(b) Say whether the following are open or closed or neither.Give a reason to your answer. 1. Q. 2. the interval (0, 1]. 3. (0,1. -) 4. Z

Advanced Engineering Mathematics
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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(b) Say whether the following are open or closed or neither.Give a reason to your answer. 1. Q. 2. the interval (0, 1]. 3. (0,1,4.4) 4. Z
Transcribed Image Text:(b) Say whether the following are open or closed or neither.Give a reason to your answer. 1. Q. 2. the interval (0, 1]. 3. (0,1,4.4) 4. Z
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