(A) Write in Words How to Read the Following Out $\{ n \in \mathbf { Z } \mid n \text { is a factor of } 9 \}$

question 11

Essay

(a) Write in words how to read the following out loud $\{ n \in \mathbf { Z } \mid n \text { is a factor of } 9 \}$
(b) Use the set-roster notation to indicate the elements in the set.

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Definitions:

Short Synthesis

A concise and efficient synthetic process for producing compounds, often desirable in organic chemistry for its time and resource efficiency.

Butanoic Acid

An organic compound with the formula C4H8O2, also known as butyric acid, characterized by its unpleasant smell and occurrence in butter and animal fat.

Bromoacetone

An organic compound with the formula C3H5BrO, used in the past as a tear gas.

Bromodiiodomethane

A halogenated methanol compound with the formula CH2BrI2, often used in organic synthesis and as a dense fluid for mineral separation.