Casio fx 991MS Support Question
Casio fx 991MS Support Question
Find answers below for this question about Casio fx 991MS - Scientific Display Calculator.Need a Casio fx 991MS manual? We have 1 online manual for this item!
Question posted by surrya3 on November 24th, 2012
How To Do Double Integration Using Casio Fx 991ms?
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Related Casio fx 991MS Manual Pages
User Guide - Page 1
fx-95MS fx-100MS fx-115MS (fx-912MS) fx-570MS fx-991MS
User's Guide
kfx-912MS owners
Please be sure to read the important notice of this manual.
E
http://world.casio.com/edu_e/
User Guide - Page 4
... so can result in this manual handy for a long time (fx-95MS/100MS/570MS). • Use only the type of fire and personal injury.
• The displays and illustrations (such as key markings) shown in a safe place where it will not get into the calculator. • Remove the battery if you load it . Keep...
User Guide - Page 5
..., CASIO Computer Co., Ltd. Always keep written records of the calculator's case, and damage to temperature extremes. Handling Precautions
• Be sure to press the 5 key before using the calculator for the first time.
• Even if the calculator is operating normally, replace the battery at least once every three years for the fx115MS/fx-570MS/fx-991MS...
User Guide - Page 7
... Display Formats 10 kDecimal Point and Separator Symbols 11 k Initializing the Calculator 11
Basic Calculations 11
k Arithmetic Calculations 11 kFraction Operations 12 kPercentage Calculations 14 kDegrees, Minutes, Seconds Calculations 15 kFIX, SCI, RND 15
Memory Calculations 16
kAnswer Memory 16 kConsecutive Calculations 17 kIndependent Memory 17 k Variables 17
Scientific...
User Guide - Page 9
... at the same time.
• The upper line shows the calculation formula. • The lower line shows the result.
Two-line Display
The two-line display makes it possible to the "User's Guide 2 (Additional Functions)" for the fx-95MS only. k Modes
Before starting a calculation, you must first enter the correct mode as indicated in the...
User Guide - Page 10
....
• Pressing the g key recalls the last result obtained, which you can use in a subsequent calculation. Calculation Mode: Angle Unit: Exponential Display Format: Fraction Display Format: Decimal Point Character:
COMP Deg Norm 1 ab/c Dot
• Mode indicators appear in the upper part of any calculation, the cursor changes from "_" to "k" to let you know memory is...
User Guide - Page 11
...; Pressing the e or r key immediately after you finish a calculation displays the editing screen for storage of the following actions. k Replay Function
• Every time you perform a calculation, the replay function stores the calculation formula and its result in replay memory. k Making Corrections During Input
• Use e and r to move the cursor to the location you...
User Guide - Page 12
...
A multi-statement is an expression that determine at what point exponential notation is used. • To change the exponential display format, press the F
key a number of times until you reach the exponential display format setup screen shown below.
k Exponential Display Formats
This calculator can select between two formats that is made up to select Norm...
User Guide - Page 13
fx-95MS:
1 r
Other Models: 1 r r
• Press the number key (1 or 2) that corresponds to
the setting you want to use the display setup (Disp) screen to specify the symbols you reach the setup screen shown below. A B 3(All) =
Basic Calculations COMP
k Arithmetic Calculations Use the F key to enter the COMP Mode when you want to initialize the calculation mode and...
User Guide - Page 14
...
• Values are always decimal.
uDecimal ↔ Fraction Conversion
• Use the operation shown below to convert calculation results between decimal values and fraction values.
• Note that mix fraction and decimal values are displayed in decimal format automatically whenever the total number of digits of a fractional value (integer + numerator + denominator + separator...
User Guide - Page 15
fx-95MS:
1
Other Models: 1 r
• Press the number key (1 or 2) that corresponds to
the setting you want to use the display setup (Disp) screen to specify the display format when a fraction calculation result is greater than one.
• To change the fraction display format, press the q key a number of times until you reach the setup screen shown...
User Guide - Page 16
...%
(800)
168 + 98 + 734 = g A j 1
p 1 - 20 A v , * As shown here, if you want to 46?
How about to input a mixed fraction while the d/c display format is increased from 40 to use *the current Answer
Memory value in a mark up /discount calculation. • An error occurs if you try to 48? (15%, 20%) 46 , 40 A v e e e e e e 8 =
14
User Guide - Page 20
...҃ 6.9 193.2 A j 1 \ 23 = p 1 \ 28 =
Scientific Function Calculations
COMP
Use the F key to use. (90° = π radians = 100 grads) 2 18 particular variable: 0 A j 1. COMP F 1
• Certain types of calculations may take a long time to complete.
• Wait for the result to appear on the display before starting the next calculation.
• π = 3.14159265359
k Trigonometric...
User Guide - Page 22
...=
• Example 10: To determine how many different 4-digit
values can be produced using the numbers 1 through 7
• Numbers cannot be duplicated within the same 4-digit
...1151; 302 ҃ 1023
123 + 30 K =
• Example 5: 123 ҃ 1728
12 N * =
* A N in a group of fx-570MS/fx-991MS.
• Example 6: 1 ҃ 12
1 3
ȕ
1 4
R 3 a , 4 a T a =
• Example 7: 8! ...
User Guide - Page 23
... (1, 3) to polar coordinates (r,) (Rad)
r ҃ 2
f* 1 P L 3 T =
* A f in the case of fx-100MS/fx-115MS/fx-570MS/ fx-991MS.
k Angle Unit Conversion • Press A v to display the value of r, or 0 o to display the following menu. * A n in the case of fx-100MS/fx-115MS/fx-570MS/
fx-991MS.
θ ҃ 1.047197551
0 o
• Press 0 n to display the value of .
21
User Guide - Page 24
...EQN F F 1 (fx-95MS) F F F 1 (Other Models)
k Quadratic and Cubic Equations
Quadratic Equation: ax2 + bx + c = 0 Cubic Equation: ax3 + bx2 + cx + d = 0 Entering the EQN Mode and pressing r displays the initial quadratic/cubic equation screen. Deg r ee?
2 3
Use this screen to three unknowns. Arrow indicates
direction you want to
0. k Engineering Notation Calculations
• Example 1: To...
User Guide - Page 28
... perform statistical calculations using the key sequence shown below. SD F 2 (fx-95MS) F F 1 (Other Models)
• Always start data input with A B 1(Scl) = to calculate values for the following data : 55, 54, 51, 55, 53, 53, 54, 52
In the SD Mode:
A B 1 (Scl) = (Stat clear)
55 S n= SD
1. S
• Input data is indicated on the display (n value).
54...
User Guide - Page 30
... when you just input, without registering the value you want to perform statistical calculations using regression.
Press 1 if you want to register the value you want to use.
1 (Lin) : Linear regression 2 (Log) : Logarithmic regression 3 ...display or edit individual data items any of regression you just input. REG F 3 (fx-95MS) F F 2 (Other Models)
• Entering the REG Mode displays...
User Guide - Page 37
... levels of a stack is exceeded. • Matrix calculations use up to their precedence during calculations. exIn 120 → ex{In( 120)} • Other operations are performed from left to right. • Operations enclosed in parentheses are performed from
right to left. * fx-100MS/fx-115MS/fx-570MS/fx-991MS only. ** fx-570MS/fx-991MS only. • Operations of the same precedence...
User Guide - Page 40
Replacing the Battery Dim figures on .
Power Supply (fx-95MS only)
Users of other models should refer to turn power off.
Continued use of the calculator when the battery is low can also cause them to turn power on the display of the calculator indicate that are performed in the case of ^(xy), x y , x!, 3 , nPr, nCr, etc...
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