menu
Qammunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
Quick! [0, infty) open or closed interval?
Ask a Question
Questions
Unanswered
Tags
Ask a Question
Quick! [0, infty) open or closed interval?
asked
Oct 11, 2017
198k
views
5
votes
Quick! [0, infty) open or closed interval?
Mathematics
college
Armin Rigo
asked
by
Armin Rigo
7.9k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
1
vote
Infinite intervals are closed if they contain a finite endpoint, and open otherwise. The entire real line is an infinite interval that is both open and closed
Mohabbati
answered
Oct 17, 2017
by
Mohabbati
8.6k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
Related questions
asked
Jun 18, 2024
68.2k
views
Find the infinite sum of the geometric sequence with \( a=4, r=\frac{2}{8} \) if it exists. \[ S_{\infty}= \]
LearningFast
asked
Jun 18, 2024
by
LearningFast
8.2k
points
Mathematics
high-school
1
answer
3
votes
68.2k
views
asked
Nov 9, 2024
30.8k
views
(1 point) The Taylor series for \( f(x)=\cos (x) \) at \( \mathrm{a}=\frac{\pi}{2} \) is \( \sum_{n=0}^{\infty} c_{n}\left(x-\frac{\pi}{2}\right)^{n} \). Find the first few coefficients. c 0 = c 1
Cade Roux
asked
Nov 9, 2024
by
Cade Roux
7.3k
points
Mathematics
high-school
1
answer
0
votes
30.8k
views
asked
Jun 28, 2024
164k
views
14. Use the Alternating Series Test to determine if \( \sum_{n=1}^{\infty} \frac{(-1)^{n}}{5 n+1} \) converges or diverges. If it converges, does it converge Absolutely or Conditionally? Why? 15. Use
Erick Boshoff
asked
Jun 28, 2024
by
Erick Boshoff
7.5k
points
Mathematics
high-school
1
answer
3
votes
164k
views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.4m
questions
12.2m
answers
Categories
All categories
Mathematics
(3.7m)
History
(955k)
English
(903k)
Biology
(716k)
Chemistry
(440k)
Physics
(405k)
Social Studies
(564k)
Advanced Placement
(27.5k)
SAT
(19.1k)
Geography
(146k)
Health
(283k)
Arts
(107k)
Business
(468k)
Computers & Tech
(195k)
French
(33.9k)
German
(4.9k)
Spanish
(174k)
Medicine
(125k)
Law
(53.4k)
Engineering
(74.2k)
Other Questions
How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity.org