FUNCTIONS Basic Graphing And Analysis (Page 4 of 12)

Press WINDOW key. to access the WINDOW screen, and make the adjustments as shown. Then press GRAPH key. to re-graph the function with these changes.

 WINDOW key.

 Negation key. 4 ENTER key. 3 ENTER key. Down arrow key. Negation key. 15 ENTER key. 15 ENTER key. 3

 Calculator screen image.
 GRAPH key. Calculator screen image.

A good viewing rectangle should show any intercepts and any relative maxima and minima, and should be "esthetically pleasing" to the eye.
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