CHAPTER 10 | PG 79
Key Primary Function
Combined with
SHIFT
Combined with
ALPHA
Trace
F1
Turns trace function on/off. Selects rst
function menu item
Zoom
F2
Turns zoom function on. Selects
second function menu item
V-Window
F3
Displays View Window parameter input
screen. Selects third function menu
item
Sketch
F4
Displays sketch menu. Selects fourth
function menu item
G-Solv
F5
Displays graph solve menu. Selects fth
function menu item
G T
F6
Switches display between graph and
text screens. Selects sixth function
menu item
SHIFT
Activates shift functions of other keys
and function menus
OPTN
Displays option menu
PRGM
VARS
Displays the variable data menu. Displays program command menu
SET UP
MENU
Returns to the Main Menu. Shows the set up display
A
-LOCK
ALPHA
Allows entry of alphanumeric characters
shown in red
Locks/Unlocks entry of
alphanumeric characters
√ R
x
2
Press after entering value to calculate
square
Press before entering value to
calculate square root
Enters character r
x
√
θ
^
Press between two values to make
second value exponent of rst
Press between entering values for
X and Y to show x
th
root of y
Enters character
θ
QUIT
EXIT
Back steps to the previous menu
Returns directly to initial screen of
the mode
Moves cursor upward. Scrolls through
the screen items
Switches to previous function in
trace mode
Moves cursor downward. Scrolls
screen.
Switches to next function in trace
mode
Moves cursor to left. Scrolls screen.
Press after EXE to display calculation
from end
Picture /screen capture
Moves cursor to right. Scrolls screen.
Press after EXE to display calculation
from beginning
‘cut’ and 'paste'
A
X,
θ, T
Allows input of variable X,
θ
and T
Enters letter A
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