RATIONAL FUNCTIONS Graphing And Analysis (Page 5 of 19)

Let's continue with this example by returning to a connected graph style and using the "friendly" window from earlier. To return to the previous WINDOW settings, use the ZPrevious command located in the ZOOM MEMORY submenu.

 Y= key. Left arrow key. Left arrow key. ENTER key.

 ZOOM key. Right arrow key. 1: menu selection.

 Calculator screen image. Calculator screen image.

To find the y-intercept, use the CALC value command. Just enter 0 for x at the prompt.

 2nd CALC key. 1: menu selection. 0 ENTER key. Calculator screen image.
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