Concept explainers
State the meaning of {x: –4 < x ≤ 10}. Express the set {x: –4 < x ≤ 10} using interval notation and draw it on a number line.
To state: The meaning of the given set.
Answer to Problem 1E
The interval notation of the given set is
Explanation of Solution
Given:
The set is
Meaning:
The given set denotes all those points in the number line which is present in the right of the point
Thus, the interval notation of the given set is
The set can be plotted in the number line as given below in Figure 1
From Figure 1, it is observed that the darken region is the set given.
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Chapter B Solutions
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