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 tfmaijenima on May 20th, 2014
How To Write Log-24 In 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
... to read the following safety precautions before using this calculator. Never expose batteries to direct heat or dispose of...fx-95MS/100MS/570MS). • Use only the type of fire and personal injury.
• The displays and illustrations (such as key markings) shown in personal injury or material damage if ignored.
Disposing of the Calculator
• Never dispose of the calculator...
User Guide - Page 5
... of these materials. shall not be liable for the fx-95MS/fx-100MS. A dead battery can cause slow display response, total failure of the display, and shortening of this, it might be liable to...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, or at least...
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 8
... and
Permutation/Combination 20 kAngle Unit Conversion 21
kCoordinate Conversion (Pol (x, y), Rec (r 21
kEngineering Notation Calculations 22
Equation Calculations 22
kQuadratic and Cubic Equations 22 kSimultaneous Equations 24
Statistical Calculations 26
Standard Deviation 26 Regression Calculations 28
Technical Information 32
kWhen you have a problem 32 kError Messages 32 kOrder of...
User Guide - Page 9
... formula. • The lower line shows the result. fx-95MS Modes
To perform this type of calculation:
Perform this To enter key operation: this mode:
Basic arithmetic calculations F 1
COMP
Standard deviation
F 2
SD
Regression calculations
F 3
REG
Solution of equations
F F 1 EQN
7
Before getting started... Two-line Display
The two-line display makes it possible to the "User's Guide...
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 ...) =
Basic Calculations COMP
k Arithmetic Calculations Use the F key to enter the COMP Mode when you want to initialize the calculation mode and setup, and clear replay memory and variables.
Disp
1
• Display the selection screen...
User Guide - Page 15
Disp
1
• Display the selection screen.
fx-95MS:
1
Other Models: 1 r
• Press the number key (1 or 2) that corresponds 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 want to
the setting...
User Guide - Page 17
...;28.8
I
2.258
• Example 2: To perform the following calculation: 12°34'56" ҂ 3.45 12 I 34 I 56 I - 3.45 = 43°24°31.2
k FIX, SCI, RND
• To change ....of decimal places, the number of significant digits, or the exponential display format, press the F key a number of significant digits 3 (Norm): Exponential display format
• Example 1: 200 Ö 7 ҂ 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 enter the COMP Mode when you want to perform basic arithmetic calculations. particular variable: 0 A j 1. Deg Rad G r a
1 23
•...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.
• ...
User Guide - Page 22
... 10: To determine how many different 4-member groups can be produced using the numbers 1 through 7
• Numbers cannot be organized in the case of fx-570MS/fx-991MS.
• Example 6: 1 ҃ 12
1 3
ȕ
1 4
R 3 a , 4 a T a =
• Example 7: 8! ҃ 40320
8 A f =
• Example 8: To generate a random number between
0.000 and 0.999
A M =
0.66400
(The above value is...
User Guide - Page 23
.../fx-570MS/
fx-991MS.
θ ҃ 1.047197551
0 o
• Press 0 n to display the value of .
21
D R G
1 2 3
• Pressing 1, 2, or 3 converts the displayed value to the corresponding angle unit.
• Example: To convert 4.25 radians to degrees
q ..... 1(Deg)
4.25 A v 2(R) =
4 . 25r
243.5070629
k Coordinate Conversion (Pol (x, y), Rec (r, θ ))
• Calculation...
User Guide - Page 24
...→ 81.25 ҂10 -3 (mg)
0.08125 = J
Equation
EQN
Calculations
The EQN Mode lets you
should scroll to
0. 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...
User Guide - Page 28
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.
tions noted nearby.
Each time you want to perform statistical calculations using standard deviation. Statistical
SD
Calculations
REG
Standard...
User Guide - Page 30
...F 3 (fx-95MS) F F 2 (Other Models)
• Entering the REG Mode displays screens like the ones shown below. L i n Log Ex p
1...display or edit individual data items any longer after perform either the following operations. Press 2 to perform statistical calculations using regression.
Changing to another mode Changing the regression type (Lin, Log, Exp, Pwr, Inv, Quad)
Regression Calculations...
User Guide - Page 35
... a value that exceeds the allowable input range.
• An attempt to display the calculation with the cursor located at the location of an argument
33
See "Error Locator" for details...clear the error, or press e or r to perform a function calculation using . The numeric stack has 10 levels and the operator stack has 24 levels. • Divide your input values and make required corrections....
User Guide - Page 36
k Order of Operations
Calculations are performed in front of precedence.
1 Coordinate transformation: Pol (x, y), Rec (r, θ) Differentials: d/dx* Integrations: ∫dx* Normal distribution: P(*, Q(*, R(*
2 Type A functions: With these functions, the value is entered and then the function key is pressed.
• Action • Press e or r to display the location of the cause of &#...
User Guide - Page 37
.../fx-115MS/fx-570MS/fx-991MS only. ** fx-570MS/fx-991MS only. • Operations of the same precedence are performed first. • When a calculation contains an argument that the capacity of a stack is exceeded. • Matrix calculations use up to two levels of the matrix stack. The numeric stack has 10 levels and the command stack has 24 levels. Squaring...
User Guide - Page 40
... ±1 at the 10th digit. (In the case of exponential display, calculation error is ±1 at the last significant digit.) Errors are cumulative in the case of consecutive calculations, which can result in improper operation. Power Supply (fx-95MS only)
Users of the calculator when the battery is low can also cause them to turn...
User Guide - Page 41
...°F to 104°F)
Important notice for about six minutes. Power Supply: Single AA-size battery (R6P (SUM-3))
Battery Life:
Approximately 17,000 hours continuous display of other models should refer to turn power back on. u Auto Power Off
Calculator power automatically turns off .
Specifications (fx-95MS only)
Users of flashing cursor.
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