Directorio Marcas Casio FX-82SX
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Manual de instrucciones Casio - FX-82SX

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NQPOR

fx-82SX/
fx-250HC

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Contenido del Manual

  • p. 1/35
    • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • NQPOR fx-82SX/fx-250HC • • • • • • • • • • • • • • • • • • • • •
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    CASIO ELECTRONICS CO., LTD.Unit 6, 1000 North Circular Road,London NW2 7JD, U.K.
  • p. 3/35
    — 1 — Contents Handling Precautions … 2Modes … 3Basic Calculations … 5Constant Calculations … 6Memory Calculations … 7Fraction Calculations … 8Percentage Calculations … 10Scientific Function Calculations … 11Statistical Calculations (SD Mode) … 16Technical
  • p. 4/35
    — 2 — Handling Precautions • Your calculator is made up of precision components. Never try to take it apart. • Avoid dropping your calculator and otherwise subjecting it to strong impact. • Do not store the calculator or leave it in areas exposed to high
  • p. 5/35
    — 3 — • Before assuming malfunction of the unit, be sure to care- fully reread this manual and ensure that the problem is notdue to low battery power or operational error. • The contents of this manual are subject to change without notice. • No part of this
  • p. 6/35
    — 4 — Note! • A mode guide is located above the display screen.• DEG, RAD, and GRA modes can be used in combination with the COMP and SD modes. • F9 does not exit SD mode. • F0 exits SD mode. • F0 does not clear SCI or FIX specifications. • Always press
  • p. 7/35
    — 5 — Basic Calculations • Use the COMP mode for basic calculations. • Example 1: 23 ѿ4.5Ҁ53 23 + 4.5 , 53 = • Example 2: 56 ҂(Ҁ12)Ö(Ҁ2.5) 56 - 12 E \ 2.5 E = • Example 3: 2 Ö3҂(1҂10 20 ) 2 \ 3 - 1 e 20 = • Example 4: 7 ҂8Ҁ4҂5=36 7 - 8 , 4 - 5 = • Example
  • p. 8/35
    — 6 — Constant Calculations • Press + , , , - ,or \ twice after inputting a number to make that number a constant. • “K” is on the display while a constant is being used.• Use the COMP mode for constant calculations. • Example 1: 2.3 ѿ3, then 2.3ѿ6 (2.3
  • p. 9/35
    — 7 — Memory Calculations • Use the COMP mode for memory calculations.• Use Y , | , A { and Z for memory calculations. Y replaces current memory contents. • “M” appears when there is a value in memory.• To clear memory, press 0 Y or t Y . • Example 1: (53
  • p. 10/35
    — 8 — • Example 3: To calculate the following using memory and a constant: (12 ҂3)ȕ(45҂3)ѿ(78҂3)҃135. (12 ҂3) 3 - - 12 = Y (45 ҂3) 45 A { (78 ҂3) 78 | (Memory recall) Z Fraction Calculations • Use COMP mode for fraction calculations.• Total number of digits
  • p. 11/35
    — 9 — • Example 4: ѿ1.6҃2.1 1 C 2 + 1.6 = Fraction/decimal calculation result is always decimal. • Example 5: ↔ 0.5 (Fraction ↔ Decimal) 1 C 2 = C C • Example 6: 1 ↔ 1 C 2 C 3 A B A B 2.1 12 1 2. 1 2. 0.5 12 1 2 3. 5 3. 23 53 1 2 3.
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    — 10 — Percentage Calculations • Use COMP mode for percentage calculations. • Example 1: To calculate 12% of 1500. 1500 - 12 A v • Example 2: To calculate what percentage of 880 is 660. 660 \ 880 A v • Example 3: To add 15% onto 2500. 2500 - 15 A v + • Example
  • p. 13/35
    — 11 — Scientific Function Calculations • Use COMP mode for scientific function calculations.• Some calculations may take a long time to complete.• Wait for result before starting next calculation.• ␲ =3.1415926536. kSexagesimal ↔ Decimal Conversion • Example:
  • p. 14/35
    — 12 — Iog 64 Iog 4 .4 A Q + 5 - 3 E A U = 4.094622224 18.28545536 0.089905111 4.49980967 2.760821773 8. 0.125 22026.46579 3. kHyperbolic/Inverse Hyperbolic Functions • Example 1: sinh 3.6 3.6 M S • Example 2: sinh ȕ1 30 30 M A j kCommon and Natural Logarithms,
  • p. 15/35
    — 13 — • Example 8: log sin 40° +log cos 35° (DEG mode) 40 S R + 35 W R = A Q • Example 9: 8 1/3 8 A s 3 = k Square Roots, Cube Roots, Squares, Reciprocals and Factorials • Example 1: 2 ѿ 3 ҂ 5 2 L + 3 L - 5 L = • Example 2: 3 5 ѿ 3 ȕ27 5 A D + 27 E A D
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    — 14 — 0.00 FIX 2.47 FIX 40320. 3.3 –01 SCI 0.0 00 SCI • Example 5: 8! 8 A f kFIX, SCI, NORM, RND, RAN#, ENG Calculations • Example 1: 1.234 ѿ1.234, rounding result to two places (FIX 2). F 7 2 1.234 + 1.234 = • Example 2: 1.234 ѿ1.234, rounding input to
  • p. 17/35
    — 15 — 81.25 –03 0.664 1. DEG 2. 1.732050808 DEG 1.047197551 RAD 840. Example (results differ each time) RAD • Example 5: To convert 0.08125 grams to milligrams. .08125 J • Example 6: To generate a random number between 0.000 and 0.999. A c kCoordinate Conversion
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    — 16 — 210. kCombination • Example: To determine how many different 4-member groups can be organized in a group of 10 individuals. 10 A n 4 = Statisticasl Calculations (SD Mode) • Press Fl to enter the SD Mode for statistical calcula- tions using standard
  • p. 19/35
    — 17 — Arithmetic mean A ` Number of data A r Sum of values A o Sum of squares of values A a • }} inputs the same data twice (as above). • You can also input multiple entries of the same data using - . To input the data 110 ten times, for example, press
  • p. 20/35
    — 18 — • Example 2: To change data you previously input. Correction Actual Correction 51 } 50 } A [ 51 } 130 - 31 } 130 - 31 } 120 - 120 - 31 t 130 - 31 } t 130 - 31 } 51 } 130 - 31 } 49 } 120 - 30 } 49 A [ 51 } 120 - 30 A [ 130 - 31 } Correct Actual Correct
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    — 19 — Clear (retains memory) ......................... k Number input ........................................ 0 – 9, l Power off ............................................... i Power on; All clear ................................ t Sign change ..........................................
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    — 20 — • Scientific FunctionsArc cosine ............................................. A V Arc sine ................................................. A j Arc tangent ............................................ A g Common antilogarithm ..........................
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    — 21 — Square .................................................. A K Square root ........................................... L Tangent ................................................. h Permutation ........................................... A m Combination
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    — 22 — • NORM 1 With NORM 1, exponential notation is automatically usedfor integer values with more than 10 digits and decimal valueswith more than two decimal places. • NORM 2 With NORM 2, exponential notation is automatically usedfor integer values with
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    — 23 — kMaking Corrections During Calculations • If you make a mistake when inputting a value (but did not yet press an arithmetic operator key), press k to clear the value and then input the correct one. • In a series of calculations, press k while an intermediate
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    — 24 — e. The total number of nested parentheses levels exceeds six, or when more than 18 pairs of parentheses are used.(“– 1–” indicator appears on the display.) • To clear any of the above conditions, press t and per- form the calculation from the beginning.
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    — 25 — • The batteries that come in the calculator when you pur- chase it are for testing only. They may not provide fullservice life. • All data stored in memory is lost when you replace the batteries. Be sure to write down important data before re-placing
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    — 26 — kOrder of Operations and Levels Operations are performed in the following order of prec-edence.1. Functions2. x y , x 1/y , R →P, P →R, nPr, nCr 3. ҂, Ȗ 4. ѿ, Ҁ • Operations with the same precedence are performed from left to right, with operations
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    — 27 — kFormulas, Ranges, and Conventions The following are the formulas, ranges, and conventions thatare applied to various calculations that can be performedusing this calculator. Coordinate Transformation • With polar coordinates, θ can be calculated
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    — 28 — Permutation • Input range: n ͧ r ͧ 0 (n, r : natural numbers) • Formula: nPr ҃ Combination • Input range: n ͧ r ͧ 0 (n, r : natural numbers) • Formula: nCr ҃ Population Standard Deviation Sample Standard Deviation Arithmetic Mean n ! (n Ҁr)! n ! n
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    — 29 — Input Range Functions tan –1 x sinhx coshx tanhx sinh –1 x cosh –1 x tanh –1 x logx/lnx 10 x sinx cosx tanx sin –1 x cos –1 x ȊxȊ 1 ҂ 10 100 ȊxȊͨ 230.2585092 ȊxȊ 1҂ 10 100 ȊxȊͨ 1 For sinh and tanh,errors arecumulative and accuracy is af-fected at
  • p. 32/35
    — 30 — –1 ҂ 10 100  x ͨ 230.2585092 0 ͨ x  1 ҂ 10 100 ȊxȊ 1҂ 10 50 ȊxȊ 1҂ 10 100 ; x ≠ 0 ȊxȊ 1҂ 10 100 0 ͨ x ͨ 69 (x is an integer) 0 ͨ r ͨn n 1҂10 10 (n and r are integers) x 2 ѿ y 2 1҂10 100 Input Range Functions e x x x 2 1/x 3 x x ! n Pr/nCr R→P
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    — 31 — x Œ0: y ≠ 0 –1 ҂10 100 1/y log x 100 x ҃ 0: y Œ 0 x  0: y ҃ 2nѿ1; (n ≠ 0; n is an integer) However: –1 ҂10 100 1/y log ȊxȊ100 Input Range Functions x 1/y a b / c SD 1n Total of integer, numerator, and denominatormust be 10 digits or less (including
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    — 32 — Calculation Capacity:• Input/ Basic Calculations 10-digit mantissa; or 10-digit mantissa plus 2-digit expo-nent up to 10 ±99
  • p. 35/35
    SA9707-B Printed in China Imprimé en Chine CASIO COMPUTER CO., LTD. 6-2, Hon-machi 1-chome, Shibuya-ku, Tokyo 151-8543, Japan