Tell whether the set is closed under the operation indicated.

If not closed, provide a counterexample.

1.) integers under addition 2.) integers under division

3.) whole numbers under subtraction 4.) Irrational numbers under addition

Question

Mathematics

Niko Trevino

5 November, 02:45

Tell whether the set is closed under the operation indicated.

If not closed, provide a counterexample.

1.) integers under addition 2.) integers under division

3.) whole numbers under subtraction 4.) Irrational numbers under addition

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Answers (1)

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London David · Answer 1

Tell whether the set is closed under the operation indicated. If not closed, provide a counterexample.

1.) integers under addition 2.) integers under division

3.) whole numbers under subtraction 4.) Irrational numbers under addition

anser is open

Tell whether the set is closed under the operation indicated.If not closed, provide a counterexample.1.) integers under addition 2.) integers under division3.) whole numbers under subtraction 4.) Irrational numbers under addition

Tell whether the set is closed under the operation indicated.

If not closed, provide a counterexample.

1.) integers under addition 2.) integers under division

3.) whole numbers under subtraction 4.) Irrational numbers under addition