Notice CITIZEN SR260

« ........................................8 Mixed arithmetic calculation.............................................................8 Parentheses calculations.................................................................8 Constant calculation.........................................................................8 Percentage calculation.....................................................................9 Memory calculation..........................................................................9 Scientific calculation.......................................................10 Reciprocal, Factorial......................................................................10 Square, Square / Cubic Root, Power, Root...................................10 Logarithms and Antilogarithms......................................................10 Fraction calculation........................................................................10 Angular units conversion................................................................11 Trigonometric / Inverse trigonometric functions.............................11 Hyperbolic / Inverse hyperbolic functions.......................................12 Rectangular / Polar coordinates.....................................................12 Permutations, Combinations..........................................................13 Sexagesimal ? Decimal form conversion.....................................13 Base-n mode calculation................................................................14 Complex numbers calculation........................................................14 Random numbers and Exchange key............................................15 Unit conversion..............................................................................15 Statistics calculation.......................................................15 Computing single variable statistics...............................................15 Viewing statistics data....................................................................17 Adding a data entry........................................................................17 Editing statistics data.....................................................................18 Delete error....................................................................................18 Weighted data entry method..........................................................19 Contents SR-260N_English_090324.rtf SIZE: 135x75mm / SCALE 2:1 / 2009/3/26 E2 General guide Power supply On or Off : To turn the calculator on, press [ON/C]; to turn the calculator off, press [2ndF] [OFF]. Auto power-off function : This calculator automatically turns off it when not operated for approximately 9 minutes. Power can be restored by pressing the [ON/C] key again. Memory contents and the previous mode setting (STAT, DEG, CPLX, Base-n,…) are retained even when power is turned off or auto power-off. Battery replacement : The calculator is powered by two alkaline batteries (G13 or LR44). When the display dims, replace the batteries. Be careful not to be injured when you replace the battery. 1. Unscrew the screws on the back of the calculator. 2. Insert a flat bladed screwdriver into the slot between the upper and lower case then carefully twist it to separate the case. 3. Remove both batteries and dispose of them p... »