RATIONAL FUNCTIONS Graphing And Analysis (Page 12 of 19)

To draw in the vertical asymptotes, use the DRAW Vertical command from the Home screen. Enter the command, followed by the x-intercept of the vertical line desired. Let's draw the left vertical asymptote at x = -1.5 first.

 2nd QUIT key. CLEAR key.

 2nd DRAW key. 4: menu selection. Negation key. 1.5 ENTER key.

 Calculator screen image.

Now repeat the command to draw the right vertical asymptote at x = 2.

 2nd QUIT key.

 2nd DRAW key. 4: menu selection. 2 ENTER key.

 Calculator screen image.
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