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 Anonymous-82792 on November 6th, 2012
Derivation In Calculator
How to derive cosh inverse of 9.94
Current Answers
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 3
Never slide the display end of the unit into the cover.
.....1
.....2
1 Removing and Replacing the Calculator's Cover
• Before starting .....1 Holding the cover as shown in the illustration, slide the unit out of the cover. • After you are finished .....2 Holding ...
User Guide - Page 4
...when you do not plan to use the calculator for a long time (fx-95MS/100MS/570MS). • Use only the type of small children.
Keep this calculator. Safety Precautions
Be sure to read the....
• The displays and illustrations (such as key markings) shown in this User's Guide are for later reference. Batteries
• After removing the battery from the calculator, put it in ...
User Guide - Page 5
... cause discoloration or deformation of the calculator's case, and damage to internal circuitry.
3 Heat can cause slow display response, total failure of the display, and shortening of all important data...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...
User Guide - Page 7
... 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 Function Calculations .......... 18
kTrigonometric/Inverse Trigonometric Functions...
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
... same time.
• The upper line shows the calculation formula. • The lower line shows the result. A separator symbol is displayed every three digits when the integer part of the mantissa has more than three digits.
Before getting started... Two-line Display
The two-line display makes it possible to the "User's Guide 2 (Additional...
User Guide - Page 10
... in the main title of the mode you know memory is running low. 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 need to input more...
User Guide - Page 11
... to the editing screen.
• Pressing the e or r key immediately after you finish a calculation displays the editing screen for that calculation.
• Pressing t does not clear replay memory, so you can recall the last calculation even after an error occurs displays the calculation with the cursor positioned at the current cursor position.
• Press A K to change...
User Guide - Page 13
... operation when you reach the setup screen shown below.
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
want to perform basic calculations.
Disp
1
• Display the selection screen. sin -1.23 → S R D 1.23 T
11...
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...• You can use .
1(ab/c): Mixed fraction 2(d/c): Improper fraction
13 Disp
1
• Display the selection screen.
User Guide - Page 20
...; Example: 193.2 Ö 23 ҃ 8.4
193.2 Ö 28 ҃ 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 appear on the display before starting the next calculation.
• π = 3.14159265359
k Trigonometric/Inverse Trigonometric Functions
• To change the default angle unit (degrees, radians, grads...
User Guide - Page 22
... ) ҃ 1.988647795
7 A H 123 =
• Example 4: 123 ѿ 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! ҃ 40320
8 A f =
• Example 8: To generate a random number between
0.000 and 0.999
A M =
0.66400
(The...
User Guide - Page 23
* 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 r, or 0 o to display the value of fx-100MS/fx-115MS/fx-570MS/ fx-991MS.
k Angle Unit Conversion • Press A v to polar coordinates (r,) (Rad)
r ҃ 2
f* 1 P L 3 T =
* A f in the case of .
21 D R G
1 2 3
• Pressing 1, 2, or 3 ...
User Guide - Page 24
...view other elements. Element value 22
k Engineering Notation Calculations
• Example 1: To convert 56,088 meters ...81.25 ҂10 -3 (mg)
0.08125 = J
Equation
EQN
Calculations
The EQN Mode lets you
should scroll to
0. Deg r ee?
..., and input values for each of the coefficients. EQN F F 1 (fx-95MS) F F F 1 (Other Models)
k Quadratic and Cubic Equations
Quadratic Equation: ax2...
User Guide - Page 28
...= (Stat clear)
55 S n= SD
1. S
• Input data is indicated on the display (n value).
54 S 51 S 55 S 53 S S 54 S 52 S
Sample Standard Deviation (σnҀ1) = 1.407885953
A X 3 =
26 Each time you want to perform statistical calculations using standard deviation.
tions noted nearby.
SD F 2 (fx-95MS) F F 1 (Other Models)
• Always start data input with A B 1(Scl) = to...
User Guide - Page 30
... r 1 (Pwr) : Power regression r 2 (Inv) : Inverse regression r 3 (Quad) : Quadratic regression
28
Press 1 if you want to display or edit individual data items any longer after perform either the following ...display or edit any of regression you want to perform statistical calculations using regression. REG F 3 (fx-95MS) F F 2 (Other Models)
• Entering the REG Mode displays...
User Guide - Page 37
... memory areas, called "stacks," to temporarily store values (numeric stack) and commands (command stack) according to perform a calculation that is so complex that is
a negative number, the negative number must be enclosed within parentheses. * fx-100MS/fx-115MS/fx-570MS/fx-991MS only. ** fx-570MS/fx-991MS only. • Operations of the same precedence are performed first. • When...
User Guide - Page 40
.... 5 Replace the back cover and
secure it in place with the six screws. 6 Press 5 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.) In the vicinity...1 Press A i to turn power off. Screw
38 Power Supply (fx-95MS only)
Users of inflection, errors are cumulative in improper operation. This calculator is low.
User Guide - Page 41
... Functions)." Power Supply: Single AA-size battery (R6P (SUM-3))
Battery Life:
Approximately 17,000 hours continuous display of fx-115MS.
39 Owners of the fx-912MS should refer to the description of flashing cursor.
u Auto Power Off
Calculator power automatically turns off . Approximately 2 years when left with power turned off if you do not...
Similar Questions
How To Convert Polar To Rectangular Using Scientific Calculator Fx-991ms
(Posted by tasosjulianj 9 years ago)
How To Use Scientific Calculator Fx 991ms Complex Numbers
(Posted by catdagfhfg 9 years ago)
How To Use Casio Scientific Calculator Fx-991ms
(Posted by maavie 10 years ago)
How To Turn Off Casio Calculator Fx-991ms
(Posted by ROdrja 10 years ago)
How To Calculate Log2 In Casio Calculator Fx-991ms
(Posted by picoma 10 years ago)