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 sumanjinius on December 14th, 2012
Marix Multiplication By Calculator
how to do matrix multiplication through calculator fx-991MS.
neet to know in detail.(creation,addition,multiplication etc)
Current Answers
Related Casio fx 991MS Manual Pages
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
... the battery's positive k and negative l ends are for this calculator in this manual handy for a long time (fx-95MS/100MS/570MS). • Use only the type of small children. Disposing of the Calculator
• Never dispose of fire and personal injury.
• The displays and illustrations (such as key markings) shown in this User...
User Guide - Page 5
...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 years ... the normal expected battery life.
• Low battery power can cause slow display response, total failure of the display, and shortening of battery life.
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
... required
operations for information about modes and their selection. 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 equations
F F 1 EQN
7
Before getting started... fx-95MS Modes
To perform this type of calculation:
Perform this To enter key operation: this mode:
Basic arithmetic...
User Guide - Page 10
... only one step.
• You can hold 79 "steps." See "Answer Memory" for calculation input can input up to input more than twice displays additional setup screens. • Pressing the F key more than 79 steps, you should divide your calculation into two or more parts.
• Pressing the g key recalls the last result obtained...
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 12
... than 10 digits and decimal values with more than nine decimal places. • All of decimal values, you reach the exponential display format setup screen shown below.
k Exponential Display Formats
This calculator can select between two formats that appears, press 1 to 10 digits. k Multi-statements
A multi-statement is an expression that is used...
User Guide - Page 13
... and 3-digit separator. • To change the decimal point and separator symbol set-
Disp
1
• Display the selection screen.
A B 3(All) =
Basic Calculations COMP
k Arithmetic Calculations Use the F key to enter the COMP Mode when you
want to perform basic calculations. sin -1.23 → S R D 1.23 T
11 COMP F 1 • Negative values inside of times until you...
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 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 below.
• Example 1: 2.75 ҃...
User Guide - Page 20
... screen shown below. 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
COMP
Use the F key 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 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
...grams to milligrams
→ 81.25 ҂10 -3 (mg)
0.08125 = J
Equation
EQN
Calculations
The EQN Mode lets you solve equations up to three degrees and simultaneous linear equations with up to... 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...
User Guide - Page 28
... key operation:
A U 1 A U 2 A U 3 A X 1 A X 2 A X 3
• Example: To calculate σnҀ1, σn, o, n, Σx, and Σx2 for n, Σx, Σx2, o, σn and σn-1,...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 below.
S
• Input data is indicated on the display...
User Guide - Page 29
...(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 display... ESC
1
2
27 If you input multiple entries of the same data using [ and ] by pressing A U. Input the new value and then press the = key to display the screen shown below. tor memory.
...
User Guide - Page 30
... the SD Mode or REG Mode, you just input. REG F 3 (fx-95MS) F F 2 (Other Models)
• Entering the REG Mode displays screens like the ones shown below. Changing to another mode Changing the regression type (Lin, Log, Exp, Pwr, Inv, Quad)
Regression Calculations
REG
Use the F key to enter the REG Mode when you...
User Guide - Page 36
... unit conversions (DRG') Metric conversions**
3 Powers and roots: ^ (xy), x 4 ab/c 5 Abbreviated multiplication format in front of precedence.
1 Coordinate transformation: Pol (x, y), Rec (r, θ) Differentials: d/dx* ...8226; Action • Press e or r to display the location of the cause of π, e (natu- k Order of Operations
Calculations are performed in the following order of Type B ...
User Guide - Page 40
... the battery
1 Press A i to turn power on the display of the calculator indicate that battery power is also true of consecutive calculations, which can result in place with the six screws. 6 ...the "User's Guide 2 (Additional Functions)." Power Supply (fx-95MS only)
Users of the calculator when the battery is powered by a single AA-size battery. This calculator is low can also cause them...
User Guide - Page 41
... back on.
Owners of fx-115MS.
39 u Auto Power Off
Calculator power automatically turns off .
Power Supply: Single AA-size battery (R6P (SUM-3))
Battery Life:
Approximately 17,000 hours continuous display of other models should refer to the same model. When this happens, press 5 to the "User's Guide 2 (Additional Functions)." Specifications (fx-95MS only)
Users...
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