Casio FX-991ES Support Question
Casio FX-991ES Support Question
Find answers below for this question about Casio FX-991ES.Need a Casio FX-991ES manual? We have 2 online manuals for this item!
Question posted by Anonymous-110875 on May 10th, 2013
How Can We Play Games In 991 Es Plus?
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Related Casio FX-991ES Manual Pages
User Guide - Page 4
...the separate Appendix. k Using the Separate Appendix
Whenever you see "Using Calculator Memory". Initializing the Calculator
Perform the following shows an example of the actual key operation you perform.... Ltd.
• The following procedure when you want to initialize the calculator and return the calculation mode and setup to their initial default settings. Example numbers (like "")...
User Guide - Page 5
...of fire and personal injury.
• Always make sure that can result in
this calculator in personal injury or material damage if ignored. Never expose the battery to direct heat...swallowed.
• Keep batteries out of the reach of the calculator by incineration.
• Improperly using this calculator.
E-3 Caution
This symbol is used to suddenly burst, creating the risk ...
User Guide - Page 6
... high temperatures. Doing so can remove printed markings and can cause memory contents to clean the exterior of humidity or dust. Because of the calculator. If the calculator becomes very dirty, wipe it may require replacement sooner than the normal expected battery life.
• Low battery power can damage the case. Wring...
User Guide - Page 7
...!
• If adjusting display contrast does not improve display readability, it , and then affix the hard case to turn on the display. Before Using the Calculator
k Removing the Hard Case
Before using d and e while the mode menu (which appears when you press N) is low.
E-5 k Turning Power On and Off
• Press...
User Guide - Page 8
... Display:
CMPLX
This indicator:
S
A
M
STO
RCL
STAT CMPLX
MAT VCT
7 8 9 FIX SCI Math
$`
Disp
Means this indicator will disappear when you press t. The calculator is in effect. The calculator is in the CMPLX Mode. A fixed number of significant digits is in independent memory. The display currently shows an intermediate result of decimal...
User Guide - Page 9
... mode:
COMP CMPLX
STAT
BASE-N
EQN MATRIX
TABLE
VECTOR
(2) Press the number key that takes a long time to control how the calculations are executed and displayed.
Calculation Modes and Calculator Setup
k Calculation Modes
When you can use to execute, the display may show only the above indicators (without any value) while it performs the...
User Guide - Page 10
...from 0 to 10) controls the number of
decimal places for displayed calculation results. Calculation results are written on paper.
• Linear format causes fractions and ...The value you specify (from 1 to 9) controls the number of significant digits for displayed calculation results.
Math
Math Format
Linear Format
Specifying the Default Angle Unit
To specify this key operation...
User Guide - Page 11
... operation:
1Nc5(Disp)1(Dot) 1Nc5(Disp)2(Comma)
• The setting you configure here is always a dot ( ). The decimal point for input values is applied for calculation results
.
Outside the specified range, results are displayed using exponential format.
User Guide - Page 12
... without doing anything, press A(Cancel) instead of the functions shown below, it is automatically input with Parenthesis
When you need to execute it.The calculator automatically judges the calculation priority sequence for addition, subtraction, multiplication, and division, functions, and parentheses. sin(, cos(, tan(, sin-1(, cos-1(, tan-1(, sinh(, cosh(, tanh(, sinh-1(, cosh-1(, tanh...
User Guide - Page 13
... can input up one or more information, see "Inputting with Math format, each key operation uses up to use the e key to the right of a calculation, immediately before the = key is displayed, you can scroll left and view the hidden part by pressing the d key. Omitting the Multiplication Sign You can...
User Guide - Page 14
... the overwrite mode is selected. • The initial default for more information. • The calculator automatically changes to Math. Changing the Character or Function You Just Input
Example: To correct the expression... mode, any new character you input replaces the character at a convenient point and
calculate the result. See "Incorporating a Value into a Function" for Linear format input ...
User Guide - Page 15
... correct the expression 369 × × 12 so it becomes
369 × 12 LINE Insert Mode:
369**12
dd
Y Overwrite Mode:
369**12
ddd
Y
Correcting a Calculation Example: To correct cos(60) so it becomes sin(60) LINE Insert Mode:
c60)
dddY
s Overwrite Mode:
c60)
dddd
s Inserting Input into...
User Guide - Page 16
...types of expressions can then make necessary corrections. If this happens, divide the calculation into multiple parts and calculate each part separately. Further input will display the part of 14 ÷ 10...= Use the insert mode for the following operation. k Displaying the Location of a calculation formula to be greater than one display line.
You can cause the height of an...
User Guide - Page 17
...is
selected. • Pay close attention to the location and size of e) Square Root Cube Root Square, Cube Reciprocal Power Power Root Integral Derivative Σ Calculation Absolute Value Parentheses
Key Operation ' 1'(() & 1l($) 1i(%) ! 1!(#) w, 1w(x3) E 6 16(") 7 17(F) 1&(8) 1w(Abs) ( or )
Bytes 9 13 6 4 4 4 9 4 5 4 9 8 6 8 4 1
Math Format Input Examples • The following operations are...
User Guide - Page 18
... (instead of an open parentheses), that can incorporate part of 1 + (2 + 3) + 4 into a function. Example 3: To input (1 + 2 )2 × 2 =
5
MATH
Math
(1+'2c5e)
w*2=
• When you press = and obtain a calculation result using Math format, you can be used in the above procedure, and the required key operations to view the entire input expression again, press...
User Guide - Page 19
... results should be displayed in a form that includes π within irrational number display) display conditions are the same as those for the input/output format, calculation results are always displayed using decimal values. Example 1: '2 +'8 = 3'2
MATH
Math
1
!2e+!8=
Math
2
!2e+!81=
E-17
For details, see "Using S-D Transformation".
Original Expression:
Function Key Operation...
User Guide - Page 20
... results use display formats like those shown
below.
± a'b , ± d ± a'b , ± a'b ± d'e cf
E-18 k ' Form Calculation Range
Note
When performing complex number calculations in decimal form for input values outside of values with square root symbol ('), x2, x3, x-1 b.
Example 2: sin (60) = '3 2
MATH s60=
(Angle Unit: Deg)
Math
Example 3: ...
User Guide - Page 21
... outside the corresponding ranges of coefficients (a, c, and d). Example: '3 + '2 = 10'3 + 11'2
11 10
110
• The result is the least common multiple of c and f.
• Since calculation results are reduced to a common denominator, they are displayed in ' form even if coefficients (a′, c′, and d′) are displayed in decimal form -
The following...
User Guide - Page 22
... digits (Sci3) • For more information, see "Specifying the Number of decimal places and significant digits for the calculation result.
Example: log3 + '2 = 1.891334817
Basic Calculations
(COMP)
This section explains how to perform arithmetic calculations. Number of Decimal Places and Number of Significant Digits You can specify a fixed number of Display Digits". All...
User Guide - Page 23
...symbols) is greater than 10, the value is automatically displayed in the case of a calculation that is true only in decimal format.
• The result of Linear format. ...
• Under initial default settings, fractions are displayed as improper fractions.
• Fraction calculation results are always reduced before being displayed. Omitting a Final Closed Parenthesis You can omit any ...
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