Decide whether or not the set is closed under multiplication.
-{1, 2, 3, 4, . . ., 40}
A)Not closed
B)Closed

Name: Decide whether or not the set is closed under multiplication. -{1, 2, 3, 4, . . ., 40} A)Not closed B)Closed
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Question

Quizplus · Accepted Answer

The set {1, 2, 3, 4, ..., 40} is not closed under multiplication because multiplying some elements within the set can result in a product that is not within the set. For example, 20 * 3 = 60, which is not in the set.

Decide Whether or Not the Set Is Closed Under Multiplication