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 jamreen on August 14th, 2014
How To Perform Matrix Multiplication In 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
...displays and illustrations (such as key markings) shown in a safe place where it . Batteries
• After removing the battery from the calculator, put it in this manual. Disposing of the Calculator
• Never dispose of the calculator... will not get into the calculator. • Remove the battery if you do not plan to use the calculator for a long time (fx-95MS/100MS/570MS). •...
User Guide - Page 5
.... • In no event shall CASIO Computer Co., Ltd. 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, or at least once every two...
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
... about modes and their selection. Users of equations
F F 1 EQN
7
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 other models should refer to view both the calculation formula and its result at the same time.
•...
User Guide - Page 10
... input the 73rd step of each section.
If you need to enter in order to perform the calculations being described is indicated in the main title of any calculation, the cursor changes from "_" to "k" to 79 steps for a single calculation. Setup screens are described in the sections of this manual where they are actually...
User Guide - Page 11
...
• Replay memory capacity is on the display changes 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 last performed. When you perform a calculation, the replay function stores the calculation formula and its result in replay memory...
User Guide - Page 13
... until you want to initialize the calculation mode and setup, and clear replay memory and variables.
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.
sin -1.23 → S R D 1.23 T
11...
User Guide - Page 14
...perform.
12
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...Example 4: 1 ѿ1.6 ҃ 2.1 2
1 C 2 + 1.6 =
• Results of calculations that conversion can skip all T operations before =. R 9 + 7 T = • You can...
User Guide - Page 15
Disp
1
• Display the selection screen.
fx-95MS:
1
Other Models: 1 r
• Press the number key (1 ...A B
5 3.00
A B
1 2 3.00
• You can 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 you...
User Guide - Page 20
... perform basic arithmetic calculations. A B 1(Mcl) =
• 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... 2, or 3) that corresponds to the angle unit you want to appear on the display before starting the next calculation.
• π = 3.14159265359
k Trigonometric/Inverse Trigonometric Functions
• To ...
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
...(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 28
...A X 3
• Example: To calculate σnҀ1, σn, o, n, Σx, and Σx2 for n, Σx, Σx2, o, σn and σn-1, which you want to clear statistical memory.
• Input data using standard deviation.
SD F 2 (fx-95MS) F F 1 (Other Models)
• Always start data input with A B 1(Scl) = to perform statistical calculations using the key sequence shown...
User Guide - Page 29
...= 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 want to perform some other operation (calculation, recall
of statistical calculation results, etc.), you should always press the t key first to exit data display. • Pressing the S key instead of = after changing a value on the...
User Guide - Page 30
...value you have input. • To delete data you just input. REG 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 23
re
Pw...to display or edit any longer after perform either the following operations. Changing to another mode Changing the regression type (Lin, Log, Exp, Pwr, Inv, Quad)
Regression Calculations
REG
...
User Guide - Page 36
... →t * m, m1, m2, n Angle unit conversions (DRG') Metric conversions**
3 Powers and roots: ^ (xy), x 4 ab/c 5 Abbreviated multiplication format in front of the error and make required corrections. 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...
User Guide - Page 37
... → ex{In( 120)} • Other operations are performed first. • When a calculation contains an argument that is exceeded. • Matrix calculations use up to their precedence during calculations. * fx-100MS/fx-115MS/fx-570MS/fx-991MS only. ** fx-570MS/fx-991MS only. • Operations of the same precedence are performed from
right to right. • Operations enclosed in...
User Guide - Page 40
Power Supply (fx-95MS only)
Users of other models should refer 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's singular point and point of inflection, errors are cumulative in the case of consecutive calculations, which can result in...
User Guide - Page 41
... when left with power turned off if you do not perform any operation for fx-912MS owners The names fx-912MS (Japan domestic model name) and fx-115MS (international model name) apply to turn power back ...Calculator power automatically turns off . Power Supply: Single AA-size battery (R6P (SUM-3))
Battery Life:
Approximately 17,000 hours continuous display of fx-115MS.
39
Specifications (fx...
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