OpenStax, Contemporary Mathematics §1.1 Basic Set Concepts · Example 2 · Combinatorics · Sets & logic

Basic Set Concepts · Example 2

For each of the following collections, determine if it represents a well-defined set.

(a) The group of all past vice presidents of the United States.
(b) A group of old cats.

~5 minWritten answer · compare with the solution

OpenStax, Contemporary Mathematics · §1.1 Basic Set Concepts · Example 2

Stuck? A gentle nudge

No hints for this one.

Something off?

Workspace

Your working

Check your full solution

Upload photos of your handwritten work or a PDF, and Lemma will read it and tell you whether it's right — and where it first goes wrong if not.