Casio fx-250D Manual Del Usuario página 2

CKEY INDEX
TON
GENERAL KEYS _
Data entry |
Basie calculation —
All clear
Clear
Sign change
MEMORY. KEYS.
Key
Function
-? | Memory recall
=—— ee
<).) Memory in' *
'|Memory plus
- | Memory. minus.
Debi
SPECIAL KEYS.
' Function'. - '
Page
= _
Mode.
'Parentheses
Exponent.
"75, 107, 129,
| 135, 139 ©