Sharp EL-506P - Logarithmic, Exponential, and Power Functions

Key in: ~
Display reads :
Press B
Press B
1234567898 @]
1234567898.
Display reads 1.2345678 09
Display reads 1234567898 .
3. Trigonometrie functions
Before starting a calculation, designate a desired angular mode.
The angular mode is designateci by the ~ key . As you press this key the mode
"DEG", "RAD", "GRAD" will appear at the upper part of the display.
Put the angular mode at "DEG".
Calculate: Sin 30° + Cos 40°
Key in the following : 30 [!@ [±] 40 ~ @]
Answer : 1. 266044443
Calculate : Cos 0.251r
Put the angular mode at " RAD " .
Key in: . 25 00 ~ 00 @J ~
Answer: 0.707106781
The designateci angular
mode is retained even
when the calculator is
turned off or, at the
time of the errar.
25