limit points?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter9: Quadratic Functions And Equations
Section9.1: Graphing Quadratic Functions
Problem 4BGP
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3. Consider the sets A = {(-1)" + 4 : n e N} and B = {r € Q : 0 <r < 1}. For each set
answer the following (you do not need to prove your responses):
(a) What are the limit points?
(b) Is the set open?
(c) Is the set closed?
(d) Does the set contain any isolated points? (d) Find the closure of the set
Transcribed Image Text:3. Consider the sets A = {(-1)" + 4 : n e N} and B = {r € Q : 0 <r < 1}. For each set answer the following (you do not need to prove your responses): (a) What are the limit points? (b) Is the set open? (c) Is the set closed? (d) Does the set contain any isolated points? (d) Find the closure of the set
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