To find the local maximum and local minimum of the function
Given information : the function is .
Graph : Sketch the graph using graphing utility.
Step 1: Press WINDOW button to access the Window editor.
Step 2: Press button.
Step 3: Enter the expression which is required to graph.
Step 4: Press button to graph the function.
Step 5: Using feature on the calculator
The graph is obtained as:
From the above graph, it can be observed that the local maximum when , local maximum when and the local minimum when , local minimum when
To find the interval on which the function is increasing and on which the function is decreasing up to two decimal
The function is decreasing on and increasing on .
Given information :
The function is .
The graph of the function is obtained as:
Using feature on the calculator,
From the above graph, it can be observed that the function is decreasing on and increasing on
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