Contents
Important Information .....................................................2
Sample Operations ..........................................................2
Initializing the Calculator ................................................2
Safety Precautions ..........................................................2
Handling Precautions ......................................................2
Removing the Hard Case ................................................3
Turning Power On and Off ..............................................3
Adjusting Display Contrast ............................................3
Reading the Display ........................................................4
Specifying the Calculation Mode ..................................4
Configuring the Calculator Setup ..................................4
Inputting Expressions and Values .................................6
Basic Calculations ...........................................................7
Function Calculations ................................................... 11
Complex Number Calculations (CMPLX) ...................15
Using CALC ....................................................................16
Using SOLVE ..................................................................16
Statistical Calculations (SD, REG) ...............................17
Base-
n Calculations (BASE) .........................................20
Equation Calculations (EQN) .......................................22
Matrix Calculations (MAT) (fx-570MS/991MS only) ..........24
Vector Calculations (VCT)
(fx-570MS/991MS only) ..........27
Scientific Constants (fx-570MS/991MS only) ....................29
Metric Conversion (fx-570MS/991MS only) ....................... 30
Calculation Ranges, Number of Digits,
and Precision .................................................................31
Error Messages ..............................................................33
Before Assuming Malfunction of the Calculator... .....34
Replacing the Battery ....................................................35
Specifications ................................................................35
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