CITIZEN SR-270N - Инструкция (Страница 102)

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Videnskabelig lommeregner
Generel vejledning ......................................................................... 2
Tænd og sluk ................................................................................ 2
Udskiftning af batterier .................................................................. 2
Automatisk slukning ...................................................................... 2
Nulstilling (reset) ........................................................................... 2
Indstilling af kontrasten ................................................................. 2
Displayets elementer..................................................................... 3
Inden du går i gang med at foretage beregninger ........................ 4
Valg af mode (tilstand) .................................................................. 4
Anvendelse af "2nd"-tasterne........................................................ 4
Markøren....................................................................................... 4
Foretag rettelser under indtastningen ........................................... 4
Gentagelsesfunktionen ................................................................. 5
Displayfunktionen fejlposition........................................................ 5
Hukommelsesberegning ............................................................... 5
Stak............................................................................................... 6
Operationsrækkefølge................................................................... 6
Nøjagtighed og kapacitet .............................................................. 6
Fejltilstande................................................................................... 8
Grundlæggende beregninger ........................................................ 8
Aritmetiske beregninger ................................................................ 9
Parentesberegninger..................................................................... 9
Procentberegning.......................................................................... 9
Displayformater............................................................................. 9
Fortløbende beregninger............................................................. 10
Svarfunktion ................................................................................ 10
Videnskabelige beregninger ........................................................ 10
Logaritmer og antilogaritmer ....................................................... 10
Brøkregning................................................................................. 10
Konvertering mellem vinkelenheder............................................ 11
Trigonometriske / inverse trigonometriske .................................. 11
Hyperbolske / inverse hyperbolske funktioner............................. 11
Transformation fra ↔ sexagesimal til decimal ............................ 11
Koordinattransformation.............................................................. 12
Sandsynlighed............................................................................. 12
Andre funktioner ( x – 1 , , 3 ,
x
, x 2 , x 3 , x y ).......................... 12
Standardafvigelsesberegning ..................................................... 12
Regressionsberegning ................................................................. 13