Sharp EL-506P - Page 80

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~ [J2!l: Calculates the reciprocai of the number displayed.
Example: Referto page 29.
Open parenthesis/exchange key
[I] : Used to open parenthesis .
Example: Aefer to paga 11.
~ [I] : Used to exchange the number being displayed w i th the number
stored in the working registe, . (x +> y)
~ ni::x
le!) [I)
Close parenthesis/statistical calculation key
O] : Used to close parenthesis .
Example : Referto paga 11.
• When the statistica! mode is set ,
[fil : Displays the number of samples entered . (n)
~ ~: Usedtoobtainthesumofthedata (:Ex).
Numerai keys
Used to enter numbers .