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 spdl on May 10th, 2014
How To Write Log In Fx-991ms
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Current Answers
Related Casio fx 991MS Manual Pages
User Guide - Page 1
E
http://world.casio.com/edu_e/ 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.
User Guide - Page 4
... small children and accidentally swallowed.
• Keep batteries out of the reach of the calculator by incineration.
• Misuse of batteries can cause them to leak and damage nearby items... this calculator in this manual. Safety Precautions
Be sure to use the calculator for a long time (fx-95MS/100MS/570MS). • Use only the type of fire and personal injury.
• The displays and ...
User Guide - Page 5
... materials. 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 years for special, collateral, incidental, or consequential...
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
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 the mantissa has more than three digits.
Before getting started... A separator symbol is displayed every three digits when the integer part of equations
F F 1 EQN
7 k ...
User Guide - Page 10
... for more information about using the g key.
8 Whenever you input the 73rd step 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 each time you press...
User Guide - Page 12
...display up of times until you reach the exponential display format setup screen shown below. In the case of the examples in this manual show calculation re-
k Exponential Display Formats
This calculator... Norm 1 With Norm 1, exponential notation is automatically used . • To change the exponential display format, press the F
key a number of two or more than two decimal places. k Multi...
User Guide - Page 13
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 for the decimal point and 3-digit separator. • To change the decimal...
User Guide - Page 15
fx-95MS:
1
Other Models: 1 r
• Press the number key (1 or 2) that corresponds 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...00
A B
1 2 3.00
• You can use .
1(ab/c): Mixed fraction 2(d/c): Improper fraction
13
Disp
1
• Display the selection screen.
User Guide - Page 20
...1155; 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 perform basic arithmetic calculations. Deg Rad G r a
1 23
• Press the number key (1,... you want to clear the values assigned to appear on the display before starting the next calculation.
• π = 3.14159265359
k Trigonometric/Inverse Trigonometric...
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
.../fx-570MS/
fx-991MS.
θ ҃ 1.047197551
0 o
• Press 0 n to display the value of .
21 D R G
1 2 3
• Pressing 1, 2, or 3 converts the displayed value to the corresponding angle unit.
• Example: To convert 4.25 radians to degrees
q ..... 1(Deg)
4.25 A v 2(R) =
4 . 25r
243.5070629
k Coordinate Conversion (Pol (x, y), Rec (r, θ ))
• Calculation...
User Guide - Page 24
... you
should scroll to solve an equation. 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.
Coefficient name
a?
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 tions noted nearby. Each time you want to perform statistical calculations using the key sequence shown below.
Statistical
SD
Calculations... this type of data input up to that point is used to calculate values for the following data : 55, 54, 51, 55, 53, 53, 54...
User Guide - Page 30
... you just input, without registering the 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 r I nv Quad
1 23
• Press the number key (1, 2, or 3) that corresponds to the type...
User Guide - Page 36
... value is entered and then the function key is entered. , 3 , log, In, ex, 10x, sin, cos, tan, sinҀ1, cosҀ... in front of π, e (natu- k Order of Operations
Calculations are performed in the following order of precedence.
1 Coordinate transformation: ...the value is pressed. • Action • Press e or r to display the location of the cause of Type B functions: 2 3, Alog2, etc...
User Guide - Page 37
... stack is exceeded. • Matrix calculations use up to their precedence during calculations. A stack error (Stack ERROR) occurs whenever you try to perform a calculation that is so complex that is required when the calculation includes a high-priority Type A function, or power or root operations. * fx-100MS/fx-115MS/fx-570MS/fx-991MS only. ** fx-570MS/fx-991MS only. • Operations of the...
User Guide - Page 40
... should refer to turn power off. Power Supply (fx-95MS only)
Users of inflection, errors are cumulative in place with the six screws. 6 Press 5 to the "User's Guide 2 (Additional Functions)."
* For a single calculation, calculation error is ±1 at the 10th digit. (In the case of exponential display, calculation error is ±1 at the last significant...
User Guide - Page 41
..."User's Guide 2 (Additional Functions)." Specifications (fx-95MS only)
Users of other models should refer ...fx-912MS owners The names fx-912MS (Japan domestic model name) and fx-115MS (international model name) apply to turn power back on. Power Supply: Single AA-size battery (R6P (SUM-3))
Battery Life:
Approximately 17,000 hours continuous display of fx-115MS.
39 u Auto Power Off
Calculator...
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