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 sonyhkerryjco on September 15th, 2013
How To Find Square Of A Matrix In Scientific Calculator 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 3
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 ... illustration, slide the unit out of the cover. • Always slide the keyboard end of the unit into the cover
first. Never slide the display end of the unit into the cover.
.....1
.....2
1
User Guide - Page 4
... a long time (fx-95MS/100MS/570MS). • Use only the type of the calculator by incineration.
• Misuse of batteries can cause them by burning it into the hands of small children and accidentally swallowed.
• Keep batteries out of the reach of fire and personal injury.
• The displays and illustrations (such...
User Guide - Page 5
....
• 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 once every two years for special, collateral, incidental, or consequential damages in areas subjected to internal circuitry.
3 Very low temperatures can cause slow display response, total failure of...
User Guide - Page 6
.... • Use a soft, dry cloth to large amounts of the cal- Such conditions can damage the case.
4 Wring out all excess moisture before wiping the calculator. Take care never to leave the calculator where it might be subjected to twisting or bending.
• Never try to take the...
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
kCommon and Natural Logarithms/ Antilogarithms 19
kSquare Roots, Cube Roots, Roots, Squares, Cubes,
Reciprocals, Factorials, Random Numbers, π, 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 ...
User Guide - Page 9
... three digits when the integer part of equations
F F 1 EQN
7 Two-line Display
The two-line display makes it possible to the "User's Guide 2 (Additional Functions)" for the fx-95MS only. Users of other models should refer to view both the calculation formula and its result at the same time.
• The upper line shows...
User Guide - Page 13
... COMP Mode 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 initialize the calculation mode and setup, and clear replay memory and variables...
User Guide - Page 15
...
A B
5 3.00
A B
1 2 3.00
• You can use .
1(ab/c): Mixed fraction 2(d/c): Improper fraction
13
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...
User Guide - Page 20
...; 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 clear the values assigned to perform ...• Perform the following key operation when you want to appear on the display before starting the next calculation.
• π = 3.14159265359
k Trigonometric/Inverse Trigonometric Functions
•...
User Guide - Page 22
... Roots, Cube Roots, Roots, Squares, Cubes, Reciprocals,
Factorials, Random Numbers, π, and
Permutation/Combination
• Example 1: 2 &#...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 ...
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
...ee?
2 3
Use this screen to
0.
k Engineering Notation Calculations
• Example 1: To convert 56,088 meters to kilometers
...25 ҂10 -3 (mg)
0.08125 = J
Equation
EQN
Calculations
The EQN Mode lets you want to solve an equation.
Arrow ... 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
....
SD F 2 (fx-95MS) F F 1 (Other Models)
• Always start data input with A B 1(Scl) = to clear statistical memory.
• Input data using the key opera-
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 tions noted nearby. Statistical
SD
Calculations
REG
Standard...
User Guide - Page 29
... some other operation (calculation, recall
of statistical calculation results, etc.), you should always press the t key first to exit data display. • Pressing ...931;x) = 427 Sum of Squares of Values (Σx2) = 22805
A X 2 = A X 1 = A U 3 = A U 2 = A U 1 =
Data Input Precautions
• S S inputs the same data twice. • You can then edit the displayed data, if you input multiple ...
User Guide - Page 30
...(fx-95MS) F F 2 (Other Models)
• Entering the REG Mode displays ...Calculations
REG
Use the F key to enter the REG Mode when you want to use.
1 (Lin) : Linear regression 2 (Log) : Logarithmic regression 3 (Exp) : Exponential regression r 1 (Pwr) : Power regression r 2 (Inv) : Inverse regression r 3 (Quad) : Quadratic regression
28 If you do this, however, you will be able to display...
User Guide - Page 37
... the calculation includes a high-priority Type A function, or power or root operations. Squaring a matrix, cubing a matrix, or inverting a matrix uses one stack level. (fx-570MS, fx-991MS only)
• Example:
1
23
45
123 4
56 7
Numeric Stack 12 23 34 45 54
Command Stack 1҂ 2 3 4ѿ 5҂
6 7ѿ
35
* fx-100MS/fx-115MS/fx-570MS/fx-991MS only. ** fx-570MS/fx-991MS only...
User Guide - Page 40
Power Supply (fx-95MS only)
Users of inflection, errors are cumulative and may become dim. Replacing the Battery Dim ...facing correctly. 5 Replace the back cover and
secure it in improper operation.
To replace the battery
1 Press A i 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 of a function...
User Guide - Page 41
... (international model name) apply to the "User's Guide 2 (Additional Functions)." u Auto Power Off
Calculator power automatically turns off .
Owners of fx-115MS.
39 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. When this happens, press...
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