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2. Give recursive definitions for the following sets. a. The set of all strings over {a, b} containing at least one "a". b. The set of odd-length binary strings that end with 00.
asked
Jan 5, 2021
Mathematics
college
1
answer
3
votes
153k
views
I flip three fair coins, each with a 50-50 probability of getting heads or tails. I do not show you the results, but I tell you that at least one of the three coins shows heads. Given this information,
asked
May 8, 2020
Mathematics
high-school
1
answer
0
votes
75.3k
views
And secure the blessings of liberty to ourselves and our posterity I need help. plz help
asked
Apr 6, 2020
History
middle-school
1
answer
4
votes
206k
views
In EXACTLY 13 words please explain how air masses are modified. Thanks
asked
Mar 15, 2020
Physics
high-school
1
answer
0
votes
113k
views
A person who doesn't have enough calcium in his or her diet is at risk for developing bones that are weak and break easily. This condition is known as A. osteoporosis. B. Crohn's disease. C. celiac disease.
asked
Mar 1, 2020
Health
middle-school
2
answers
5
votes
222k
views
My cousin needs help with this one. ⬆
asked
Mar 22, 2019
Mathematics
middle-school
1
answer
2
votes
36.3k
views
Jamal is a new york city firefighter/paraamedic. people who know him say
asked
Jan 7, 2019
Social Studies
high-school
1
answer
2
votes
112k
views
How many different arrangements of the letters in the word BETTER are there? 180 360 720
asked
Apr 19, 2018
Mathematics
high-school
2
answers
3
votes
227k
views
Carl is on an expedition to the bottom of the ocean. As the submersible sets down on the ocean floor, it is resting on what layer of the earth? asthenosphere lithosphere lower mantle core
asked
Apr 15, 2018
Biology
high-school
2
answers
1
vote
84.3k
views
ENGLISH HELP!!!! Which sentence would the writer have to revise if she had decided to write her story in the third-person limited point of view? Jessie nervously chewed her nails as the boy wondered what
asked
Apr 4, 2018
English
high-school
2
answers
3
votes
52.7k
views
What is not from latino american origin? leche maiz chocolate tomates
asked
Mar 28, 2018
Spanish
middle-school
1
answer
4
votes
155k
views
What are three things you should do when targeting possible employment opportunities?
asked
Feb 28, 2018
SAT
high-school
1
answer
5
votes
102k
views
How many grams of water vapor (H2O) are in a 10.2 liter sample at 0.98 atmospheres and 26°C? Show all work used to solve this problem.
asked
Nov 17, 2017
Chemistry
high-school
2
answers
5
votes
61.0k
views
The War Powers Act Choose one answer. a. grants the president the right to declare war without the permission of Congress. b. allows the president to send troops into foreign territory for an unlimited
asked
Dec 6, 2016
History
high-school
1
answer
4
votes
186k
views
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