To solve:The given inequality on the real number line and verify the solution using graphing utility.
Answer to Problem 131E
The real numbers
Explanation of Solution
Given data:
The given inequality is
Method used:
Basic mathematical operations.
Calculations:
The given inequality is
The graph of function
Thus, the solution of inequality
On the real number line these solutions can be represented as shown in Figure-2 here.
The solutions of the inequality with graphing utility is shown in Figure-3 here.
From graph, we see that solutions of inequality
Thus, the solutions
Conclusion:
The real numbers
Chapter 2 Solutions
Precalculus with Limits: A Graphing Approach
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