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[tex] \large \bold{\blue{QUESTION:}} [/tex] What kind of set is this D={x:x is an Integer, 1<x<3}?
[tex] \large \bold{\blue{ANSWER:}} \: \: \large \tt \green{B. \: Singleton \: Set} [/tex]
[tex] \large \bold{\blue{REASON:}} [/tex] Write the set-builder notation into listing or roster method. Since x is an integer between 1 and 3, then the element/s of set D is...
» And because set D has only one element which is 2, we can say that this set is a Singleton Set.
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