Using The Draw Menu - Texas Instruments TI-84 PLUS - Graphing Calculator Manual Book

6. Press Í. The tangent line is drawn; the X
value and the tangent-line equation are displayed
on the graph.
Consider repeating this activity with the mode set to
the number of decimal places desired. The first screen
shows four decimal places. The second screen shows
the decimal setting at Float.

Using the DRAW Menu

DRAW Menu
menu, press y <. The TI-84 Plus's interpretation of these instructions
To display the
DRAW
depends on whether you accessed the menu from the home screen or the program editor or
directly from a graph.
DRAW POINTS STO
1: ClrDraw
2: Line(
3: Horizontal
4: Vertical
5: Tangent(
6: DrawF
7: Shade(
8: DrawInv
9: Circle(
0: Text(
A: Pen
Before Drawing on a Graph
The DRAW instructions draw on top of graphs. Therefore, before you use the DRAW instructions,
consider whether you want to perform one or more of the following actions.
• Change the mode settings on the mode screen.
Change the format settings on the format screen. You can press y . or use the
•
shortcut on the mode screen to go to the format graph screen.
Clears all drawn elements.
Draws a line segment between 2 points.
Draws a horizontal line.
Draws a vertical line.
Draws a line segment tangent to a function.
Draws a function.
Shades an area between two functions.
Draws the inverse of a function.
Draws a circle.
Draws text on a graph screen.
Activates the free-form drawing tool.
Chapter 8: Draw Instructions 122