Concept explainers
To identify: The x -intercepts and the points where the local maximums and local minimums occur. Use a graphing calculator to graph the polynomial function.
The x -intercepts of the function would be
Local
Local
Given information:
A polynomial function:
Formula used:
The x -intercepts of a function are the points where graph crosses the x -axis.
A
A
Calculation:
Upon graphing the given function, the required graph would look like as shown below:
From the above graph, it is visible that the graph crosses the x -axis at
The local maxima occurs at
Chapter 2 Solutions
Holt Mcdougal Larson Algebra 2: Student Edition 2012
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