CLASSWIZ - CASIO
support.casio.com › global › enOverwrite Input Mode (LineI/LineO or LineI/DecimalO only) Inputting an Expression Using Natural Textbook Format. (MathI/MathO or MathI/DecimalO Only) Natural Textbook Format Input Examples. Undo Operations. Incorporating a Value into a Function. Displaying Calculation Results in a Form that Includes. √ 2, π, etc. (Irrational Number Form)
fx-83GT X fx-85GT X - Science Studio
www.sciencestudio.co.uk › 01 › fx-83GTX_85GTX_ENmanual. Handling Precautions •fx-83GT X: Even if the calculator is operating normally, replace the battery at least once every two years (R03 (UM-4)). fx-85GT X: Even if the calculator is operating normally, replace the battery at least once every three years (LR44). A dead battery can leak, causing damage to and malfunction of the calculator.