User's Guide

Pi ( π ).............................................................................................................23
Natural Logarithm Base e ............................................................................ 23
T
rigonometric Functions, Inverse Trigonometric Functions................... 23
Trigonometric Functions................................................................................23
Inverse Trigonometric Functions...................................................................24
Hyperbolic Functions, Inverse Hyperbolic Functions.............................24
Angle Unit Conversion........................................................................... 25
Exponential Functions, Logarithmic Functions...................................... 25
Exponential Functions...................................................................................25
Logarithmic Functions...................................................................................26
Power Functions and Power Root Functions.........................................26
Rectangular-Polar Coordinate Conversion............................................ 27
Factorial (!).............................................................................................28
Random Number (Ran#)........................................................................28
Permutation ( n P r ) and Combination ( n C r )........................................28
Rounding function (Rnd)
........................................................................29
Using Calculation Modes.......................................................30
Statistical Calculations (SD, REG).........................................................30
Standard Deviation (SD)............................................................................... 30
Regression Calculations (REG).................................................................... 32
Equation Calculations (EQN).................................................................37
Quadratic and Cubic Equations.................................................................... 37
Simultaneous Equations............................................................................... 39
Technical Information............................................................ 41
Errors..................................................................................................... 41
Error Messages.............................................................................................41
Before Assuming Malfunction of the Calculator..................................... 42
Replacing the Battery.............................................................................42
Calculation Priority Sequence................................................................43
Stacks.................................................................................................... 44
Calculation Ranges, Number of Digits, and Precision........................... 45
Calculation Range and Precision..................................................................45
Function Calculation Input Ranges and Precision........................................ 45
Specifications.........................................................................................47
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