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 jheuro on September 23rd, 2014
How To Do Interpolation In Fx-991ms Calculator
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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
...This symbol is used to use the calculator for a long time (fx-95MS/100MS/570MS). • Use only the type of fire and personal injury.
• The displays and illustrations (such as key markings)...hands of small children and accidentally swallowed.
• Keep batteries out of the reach of the calculator by burning it in this User's Guide are facing correctly when you do not plan to ...
User Guide - Page 5
...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 ...use of any other party. Very low temperatures can cause slow display response, total failure of the display, and shortening of the calculator's case, and damage to internal circuitry.
3 only, and ...
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
Two-line Display
The two-line display makes it possible to the "User's Guide 2 (Additional Functions)" for the fx-95MS only.
k Modes
Before starting a calculation, you must first enter the correct mode as indicated in the table below. • The following table shows the modes and required
operations for information ...
User Guide - Page 10
.... • 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, which you can use in a subsequent calculation.
Calculation Mode: Angle Unit: Exponential Display Format: Fraction Display Format: Decimal Point Character:
COMP Deg Norm 1 ab/c Dot
• Mode indicators...
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 storage of the calculation you can recall the last calculation even after an error occurs displays the calculation with the cursor positioned at the insert cursor position.
• Pressing A K, or = returns to the normal cursor from one...
User Guide - Page 13
... until you reach the setup screen shown below. ting, press the F key a number of calculations must be enclosed within parentheses.
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...
User Guide - Page 15
... use .
1(ab/c): Mixed fraction 2(d/c): Improper fraction
13
Disp
1
• Display the selection screen. 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
... you want to clear the values assigned to appear on the display before starting the next calculation.
• π = 3.14159265359
k Trigonometric/Inverse Trigonometric Functions... to 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
COMP
Use the F ...
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 24
... an equation. Arrow indicates
direction you want 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 the initial quadratic/cubic equation screen.
k Engineering Notation Calculations
• Example 1: To convert 56,088 meters to...
User Guide - Page 28
...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
Statistical
SD
Calculations
REG
Standard Deviation
SD
Use the F key to enter the SD Mode when you want to perform statistical calculations...2 (fx-95MS) F F 1 (Other Models)
• Always start data input with A B 1(Scl) = to that point is used to calculate values for...
User Guide - Page 30
... statistical calculations using regression. Changing to another mode Changing the regression type (Lin, Log, Exp, Pwr, Inv, Quad)
Regression Calculations
REG
...display or edit any of regression you will be unable to display or edit individual data items any longer after perform either the following operations.
REG F 3 (fx-95MS) F F 2 (Other Models)
• Entering the REG Mode displays...
User Guide - Page 37
... in parentheses are performed first. • When a calculation contains an argument that is exceeded. • Matrix calculations use up to perform a calculation that is so complex that the capacity of a stack 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...
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 battery power is low. Continued use of the calculator when the battery is low can also cause them to become large. (This is also true of internal consecutive calculations that are performed in the...
User Guide - Page 41
... hours continuous display of fx-115MS.
39...fx-912MS owners The names fx-912MS (Japan domestic model name) and fx-115MS (international model name) apply to turn power back on. Owners of the fx-912MS should refer to the description of flashing cursor. Specifications (fx-95MS only)
Users of other models should refer to the "User's Guide 2 (Additional Functions)." u Auto Power Off
Calculator...
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