[off)
LOOK
Power off key
When this key is depressed, the calculator is turned off.
2nd function designation key
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Variable designation/intermediate result display key
ITxTl: Used to specify a variable when a calculating formula is stored in the
LEARN mode. The key must be pushed before entering a variable.
Specifying a variable by the jx j key temporarily stops the execution d
a calculation subjected to a stored mathematical formula, enabling the
entry of a variable.
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hss
|CQMP| Compute and learn key
B •’ This key is used to restart a calculation which is temporarily inter
rupted due to entry of a variable or a display of an intermediate result.
(2ndFj|lrn) : Set or reset the EL-512 at the LEARN mode.
archyp
tan-1
Hyperbolic/arc hyperbolic key
Example: Refer to page 25.
Trigonometric/inverse trigonometric function key
Example: Refer to page 24.
|look| : Refer to page 49.
tan
3* 4:
(j | 2 T] Formula designation keys
o n Hu
£3 an. s S3
Example:
Refer to page 48.
(q\ TAB
Display format exchange/Tabulation key
H : When a calculation result is displayed in the floating decimal point
system, pushing the key displays the result in the scientific notation
system.
65
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