SOLUTION: what sets of numbers does -15 belong in?

Question 1186558: what sets of numbers does -15 belong in?
Answer by ikleyn(52756)   (Show Source): You can put this solution on YOUR website!
.

There are many possible sets, containing the number -15 as an element.

Some of them are

    - the set of all real numbers R;

    - the set of all integer numbers Z;

    - the set of all real negative numbers;

    - the set of all integer negative numbers;

    - the set of all integer odd numbers;

    - the set of all rational numbers;

and many other sets.

On your choice . . .

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