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 awTawniB on February 27th, 2014
By Using Calculator Model Fx-100ms How Can I Change A Number From Binary To
decimal
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 4
...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) shown in this calculator. Caution
This symbol is used to read the following safety precautions before using..., creating the risk of battery specified for this calculator in this manual handy for later reference. Safety ...
User Guide - Page 5
... or arising out of the purchase or use of the calculator. 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 10
..., REG,
COMP) and angle unit setting (Deg, Rad, Gra) before beginning a calculation.
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 a number key or arithmetic operator key A A or p key operation does not take up...
User Guide - Page 11
... actions.
When you change to an insert cursor t. Inputting something while the insert cursor is on the display inserts the input at the insert cursor position.
• Pressing A K, or = returns to the normal cursor from one calculation mode to another When you turn off the calculator. k Making Corrections During Input
• Use e and r to move...
User Guide - Page 12
... change the exponential display format, press the F
key a number of times until you can display up of two or more than nine decimal places. • All of decimal values, you reach the exponential display format setup screen shown below. sults using exponential notation. In the case of the examples in this manual show calculation re-
k Exponential Display Formats
This calculator can...
User Guide - Page 13
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 initialize the calculation mode and setup, and clear replay memory and variables. sin -1.23 → S R D 1.23 T
11 Disp
1
• Display the selection screen. ting, press the F key a number of calculations must be enclosed within ...
User Guide - Page 14
...; 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 always decimal.
• It is not necessary to perform.
12 k Fraction Operations uFraction Calculations
• Values are displayed in decimal format automatically whenever the total number of digits of...
User Guide - Page 15
...Improper Fraction
Conversion
• Example: 1
2 3
↔
5 3
1 C 2 C 3 =
1 2 3.00
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 reach the setup screen...
User Guide - Page 17
... 2: To perform the following calculation: 12°34'56" ҂ 3.45 12 I 34 I 56 I - 3.45 = 43°24°31.2
k FIX, SCI, RND
• To change the settings for the number of decimal places, the number of significant digits, or the exponential display format, press the F key a number of significant digits 3 (Norm): Exponential display format
• Example 1: 200...
User Guide - Page 20
... display before starting the next calculation.
• π = 3.14159265359
k Trigonometric/Inverse Trigonometric Functions
• To change the default angle unit (degrees, radians, grads), press the F key a number of the variables. 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...
User Guide - Page 22
...-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 above value is not).
(840)
7 A m 4 =
• Example 11: To determine how many different 4-member groups can be produced using the numbers 1 through 7
• Numbers...
User Guide - Page 23
...fx-100MS/fx-115MS/fx-570MS/ fx-991MS.
k Angle Unit Conversion • Press A v to display the following menu.
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
...)
0.08125 = J
Equation
EQN
Calculations
The EQN Mode lets you
should scroll to
0.
Deg r ee?
2 3
Use this screen to solve an equation... linear equations with up to three unknowns. Use the F key to enter the EQN Mode...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 + bx + c = 0 ...
User Guide - Page 25
...;I" symbol on the screen and make changes, if you want.
• Note that you cannot input complex numbers for coefficients.
Solution
Press the ] key to
view other solutions. This is a complex number, the real part of the solutions for the equation. Use [ and ] to scroll between coefficients on the display.
Pressing the t key at this...
User Guide - Page 27
...Use [ and ] to scroll between coefficients on the screen and make changes... 5 = 3 = D 4 = 9 = ] ]
25
view other solutions. Variable name
x=
Arrow indicates
direction you cannot input complex numbers for coefficients. • Any time until you input a value for the final coefficient (c2 for two unknowns, d3 for three unknowns), you... can use the [ and ] keys to ...
User Guide - Page 28
... opera- SD F 2 (fx-95MS) F F 1 (Other Models)
• Always start data input with A B 1(Scl) = to that point is used to perform statistical calculations using standard deviation.
To recall this type of data input up to clear statistical memory.
• Input data using the key sequence shown below. S
• Input data is indicated on the display (n value).
54 S 51...
User Guide - Page 29
... or after changing a value on the display registers the value...display the screen shown below. If this happens, press the = key to replace the old value with the new one.
If you input multiple entries of the same data using A G to specify the data frequency (number...calculation, recall
of statistical calculation results, etc.), you should always press the t key first to exit data display...
User Guide - Page 30
... r 1 (Pwr) : Power regression r 2 (Inv) : Inverse regression r 3 (Quad) : Quadratic regression
28 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 want to perform...
User Guide - Page 37
...when 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...
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