Drawing A Function - Texas Instruments TI-80 Manual Book

Drawing a Function

DRAWF (draw function) draws a function on the current graph. DRAWF must be
entered on the Home screen or in the program editor.
Drawing a
Function
Using GRIDON
and GRIDOFF
7-6 Draw Operations
DRAWF (draw function,
interactive operation. It draws the specified expression as a
function in terms of
DRAWF expression
For example, if
Y1=.2Xò–2X+6
plots
DRAWF Y1–5
when you press ¸
Note: You cannot trace on
GRIDON ( DRAW DRAW
( DRAW DRAW , item 0) set graphs to be drawn with the grid
points on or off, respectively. The grid points correspond to
the axes tick marks. The default for the TI-80 is
1. From the Home screen, press 2 F to display the
menu.
DRAW
2. Press 9 to select
3. Press ¸. The message
time the graph is displayed, the grid points will be on if
you selected GRIDON
DRAW DRAW
X on the current graph.
is the only selected function,
and then draws the function
Y1
.
DRAWF functions.
, item 9) and GRIDOFF
GRIDON , or press
DONE is displayed. The next
, or off if you selected
, item 5) is not an
Y1–5
GRIDOFF
0 to select GRIDOFF
GRIDOFF
.
.
.