Concept explainers
To graph: the given set.
Explanation of Solution
Given information:
An interval is given as
Concept used:
An interval
An interval
An interval
An interval
An interval
An interval
An interval
An interval
For any two or more sets, union of the sets gives the elements which are in the either one of the sets and the all elements of all sets. Common elements are considered once. Union is represented by the symbol
Calculation:
Consider the given interval.
Let us consider a variable x o express the inequality.
So, the interval can be expressed as an inequality as
Graph:
Now, graph the interval on number line as shown:
Here,
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