Collection of all the months of a year beginning with the letter J.
The collection of all months of the year beginning with J = {January, June, July}
The collection is well defined and hence it forms a set.
Fill in the blanks in the following table:
Numbers |
Closed under |
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Addition |
Subtraction |
Multiplication |
Division |
|
Rational numbers |
Yes |
Yes |
No |
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Integers |
Yes |
No |
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Whole numbers |
... |
Yes |
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Natural numbers |
No |
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