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Let n>0 be an integer. Let a∈Z, define [a]n={a+nk∣k∈Z}. Use the definition given here to prove the following: if there exist a,a′,b,b′∈Z such that [a]n=[a′]n and [b]n=[b′]n then [a+b]n=[a′+b′]n
asked
Dec 25, 2024
Mathematics
college
1
answer
4
votes
209k
views
What depolarizes the adjacent area due to an influx of sodium ions from the current action potential? 1) Voltage-gated potassium channels 2) Voltage-gated calcium channels 3) Voltage-gated sodium channels
asked
Oct 1, 2024
Chemistry
high-school
1
answer
5
votes
80.1k
views
A fillet weld whose size is equal to the thickness of the thinner member joined is called:
asked
Sep 15, 2024
Engineering
college
1
answer
1
vote
33.8k
views
Which of the following is the first stage of the General Adaptation syndrome (GAS)? A. Alarm Reaction B. Stage of Exhaustion C. Stage of Resistance D. Avoidance
asked
Jun 10, 2024
Health
high-school
1
answer
5
votes
189k
views
what proportion of 12-year-old children regularly consume energy drinks? group of answer choices 5% 15% 25% 40%
asked
Apr 6, 2024
Mathematics
high-school
1
answer
5
votes
197k
views
Pottery from an anthropological dig Options: a:bias b:conclusion c: evidence d: primary source e: secondary source
asked
Feb 24, 2024
Social Studies
high-school
1
answer
3
votes
70.0k
views
Aluminium foil can melt and burn, but it takes extremely high temperatures
asked
Feb 13, 2024
Biology
high-school
1
answer
1
vote
101k
views
In directional selection, are both phenotypic extremes equally selected against? 1) True 2) False
asked
Jan 26, 2024
Biology
high-school
1
answer
2
votes
232k
views
Help asap The driver gear has 66 teeth. The driven gear has 132 teeth. Work out the gear ratio of the gear system. Show all your working out.
asked
Dec 22, 2023
Biology
high-school
1
answer
2
votes
25.6k
views
How did the treaty of paris 1763, restructure territory in the american colonies
asked
Oct 23, 2023
History
high-school
1
answer
4
votes
118k
views
Need help pronto! If you aren't sure then dont answer please :) 100 points
asked
Sep 25, 2023
Mathematics
college
2
answers
25
votes
202k
views
Identify the constant of proportionality for each graph and write equations
asked
Aug 16, 2023
Mathematics
college
1
answer
2
votes
9.1k
views
What is the constant rate of change of the table below?
asked
Apr 5, 2023
Mathematics
high-school
1
answer
3
votes
220k
views
How do scientists determine what elements are in a star
asked
Oct 16, 2022
Biology
high-school
1
answer
12
votes
57.8k
views
Which is a diagonal through the interior of the cube? BE CF DG GF
asked
Jul 17, 2022
Mathematics
high-school
1
answer
2
votes
223k
views
A Web site that ends in .gov or .edu is probably unreliable. True False
asked
Jul 2, 2022
Physics
college
2
answers
2
votes
155k
views
There are 15 boys and 12 girls and Mrs. smiths class what is the ratio of girls to boys written as a fraction in simplest form?
asked
May 6, 2022
Mathematics
college
1
answer
6
votes
137k
views
Maya's construction company builds brick houses. The number of bricks her crew installs varies directly with the number of hours they work. Define variables for the quantities that are changing in this
asked
May 18, 2021
Mathematics
middle-school
2
answers
1
vote
185k
views
4. The trees danced around in the breeze, A. simile b. imagery c. personification
asked
May 9, 2021
English
high-school
1
answer
0
votes
134k
views
Write the slope-intercept form of the equation of each line. 3x − 2y = −16
asked
Mar 27, 2021
Mathematics
middle-school
1
answer
4
votes
228k
views
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