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Chapter 2
Operating the Graphing
Calculator
Basic Key Operations
The standard calculation keys, located at the bottom four rows of the keyboard,
enable you to access the basic functions of the calculator.
1. Entering numbers
Use the number keys (0 ~ 9), decimal point key (.), and negative
number key (_) to enter numbers into the calculator. To clear the screen entry,
press C.
Number entry
L 4
L 5
L 1
L 2
SPACE
Example
Type 10.23456789 onto the Calculation screen.
1. Enter the Calculation screen, then clear the screen entry:
# C
L 6
LIST
INT
L 3
EXE
EN TRY
ANS
COMMUNICATION PORT
11
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