Casio fx-270MS, fx-300MS, fx-350MS, fx-82MS, fx-83MS, fx-85MS 2

CASIO ELECTRONICS CO., LTD.

Unit 6, 1000 North Circular Road,

London NW2 7JD, U.K.

Contents

Page Page Removing and Replacing the Calculator’s Cover Safety Precautions Caution Batteries Disposing of the Calculator Handling Precautions •Never drop the calculator or otherwise subject it to strong impact •Never twist or bend the calculator •Never try to take the calculator apart •Use a soft, dry cloth to clean the exterior of the cal- culator Contents Removing and Replacing the Calculator’s Cover Safety Precautions Handling Precautions Statistical Calculations Technical Information Power Supply Specifications Two-lineDisplay Before getting started kModes kInput Capacity kMaking Corrections During Input kReplay Function kError Locator kMulti-statements kExponential Display Formats kDecimal Point and Separator Symbols kInitializing the Calculator Basic Calculations kArithmetic Calculations kFraction Operations •Example 1: 2 1 C5 uDecimal ↔ Fraction Conversion kPercentage Calculations kDegrees, Minutes, Seconds Calculations kFIX, SCI, RND Memory Calculations COMP kAnswer Memory kConsecutive Calculations kIndependent Memory kVariables Scientific Function Calculations kTrigonometric/Inverse Trigonometric Functions kHyperbolic/Inverse Hyperbolic kCommon and Natural Logarithms Antilogarithms kSquare Roots, Cube Roots, Roots Squares, Cubes, Reciprocals Factorials, Random Numbers, π, and kAngle Unit Conversion 4.25Av2(R) kCoordinate Conversion (Pol (x, y), Rec (r, θ )) kEngineering Notation Calculations Statistical Calculations Standard Deviation Σx2 AU1 Data Input Precautions •SS inputs the same data twice You can also input multiple entries of the same data using A G While inputting data or after inputting data is complete, you can use the You can delete a data value displayed using A U Ed i t OFF ESC Press 2to exit data input without registering the value you just input •To delete data you have just input, press AU Regression Calculations Σx2 Σy2 AUr1 AUr2 uLinear Regression •The regression formula for linear regression is: y = A + Bx E-25 • Example: Atmospheric Pressure vs. Temperature termine the regression formula 1003 hPa 1005 hPa for the data nearby. Next, use uLogarithmic, Exponential, Power, and Inverse Regression •The following shows the regression formulas for each type of regression Logarithmic Regression y A B In Technical Information kWhen you have a problem kError Messages Math ERROR •Causes •Action Stack ERROR •Cause kOrder of Operations kStacks kInput Ranges ^(xy) Power Supply fx-83MS/fx-270MS/fx-350MS • To replace the battery Auto Power Off Specifications CASIO COMPUTER CO., LTD

Casio manual 2

Models: fx-270MS fx-300MS fx-350MS fx-82MS fx-83MS fx-85MS