The Set of Whole numbers

The Set of Whole numbers

by Ms. Alice Ngo

Open Ended

Example. List the elements of the set A, which is the set of all

(a) months of the year

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List the elements of the set A, which is the set of all

(b) letters on the bottom row of a computer keyboard

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List the elements of the set A, which is the set of all

(c) planets of the solar system

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List the elements of the set A, which is the set of all

(d) letters which make up the word BASEBALL

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List the elements of the set A, which is the set of all

(e) colours of keys on a piano.

Open Ended

Give an example of a set.

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Give an example of a null set.

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Example. List the elements of the set A, which is the set of all

(f) natural numbers less than 9

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List the elements of the set A, which is the set of all

(g) odd numbers between 10 and 20

Multiple Choice

• $$\in$$  

• $$\notin$$  

Multiple Choice

• $$\in$$  

• $$\notin$$  

Multiple Choice

• $$\in$$  

• $$\notin$$  

Multiple Choice

• $$\in$$  

• $$\notin$$  

Multiple Choice

• $$\in$$  

• $$\notin$$  

Multiple Choice

• $$\in$$  

• $$\notin$$  

Multiple Choice

• $$\in$$  

• $$\notin$$  

Multiple Choice

• $$\in$$  

• $$\notin$$  

Open Ended

Open Ended

Suppose $$A\ =\ \left\{x\ \ \left|\ 0\ <\ x\ \le\ 7,\ x\ \in N\right|\right\}$$  

List the elements of A

​Example.

​List all elements of the following sets

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​Example.