Additional Graphing Topics
479
Drawing a Horizontal or Vertical Line
From the Graph screen:
1.
2
‰
and select
5:Horizontal
or
6:Vertical
. A horizontal or vertical line and a flashing cursor
are displayed on the screen.
If the line is initially displayed on an axis, it may be difficult to see. However, you can
easily see the flashing cursor.
2. Use the cursor pad to move the line to the appropriate position. Then press
¸
.
Note:
Use
2
to move the cursor in larger increments;
2 B
, etc.
Drawing a Tangent Line
To draw a tangent line, use the
‡
Math
toolbar menu. From the Graph screen:
1. Press
‡
and select
A:Tangent
.
After drawing the line, you are still in “line”
mode.
•
To continue, move the cursor to
another location.
•
To quit, press
N
.
Summary of Contents for Titanium TI-89
Page 9: ...Getting Started 6 TI 89 Titanium keys Ë Ì Í Ê ...
Page 34: ...Getting Started 31 2 or D 2 B u s i n e s s D B D B Press Result ...
Page 43: ...Getting Started 40 3 0 D B D D B D Press Result ...
Page 44: ...Getting Started 41 D 2 0 0 2 D B Scroll down to October and press Press Result ...
Page 58: ...Getting Started 55 Example Set split screen mode to TOP BOTTOM Press Result 3 B D ...
Page 70: ...Getting Started 67 ...
Page 175: ...Operating the Calculator 172 From the Keyboard ...
Page 456: ...Tables 453 ...
Page 527: ...Data Matrix Editor 524 ...
