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 Stahgffm on February 27th, 2014
How To Get Default Setting Fx-991es Scientific Calculator
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Related Casio FX-991ES Manual Pages
User Guide - Page 4
... you want to initialize the calculator and return the calculation mode and setup to their initial default settings.
Example: 1(Setup)
Indicates the menu item that this operation also clears all data currently in calculator memory.
19(CLR)3(All)=(Yes)
• For information about calculation modes and setup settings, see "Calculation Modes and Calculator Setup".
• For information about...
User Guide - Page 7
...(SETUP)c6(]CONT') This displays the contrast adjustment screen.
Replace the battery. Use d and e to turn off the calculator.
E-5 After the setting is the way you want, press A.
• You can also adjust contrast using the calculator, slide its hard case downwards to remove it probably means that battery power is on the...
User Guide - Page 8
...decimal places is standing by pressing the 1 key. The calculator is in the STAT Mode. The calculator is radians. The default angle unit is in effect. A fixed number of a multi-statement calculation. The calculator is grads. The default angle unit is in effect. Example:
Input expression
{ Calculation result
k Display Indicators
Sample Display:
CMPLX
This indicator:
S
A
M
STO...
User Guide - Page 10
... (from 0 to the specified digit before being displayed. Math
Math Format
Linear Format
Specifying the Default Angle Unit
To specify this as they are rounded off to 9) controls the number of significant digits for displayed calculation results.
Calculation results are written on paper.
• Linear format causes fractions and other expressions to be...
User Guide - Page 11
... procedure to turn display of the frequency (FREQ) column of the two available settings (Norm1, Norm2) determines the range in which results will be displayed in nonexponential... specified range, results are displayed using exponential format. The decimal point for input values is applied for calculation results
. • Norm: Selecting one of the STAT Mode STAT editor screen on or off. Norm1...
User Guide - Page 12
...addition, subtraction, multiplication, and division, functions, and parentheses.
Inputting Expressions and Values
k Inputting a Calculation Expression Using Standard Format
Your calculator lets you input calculation expressions just as shown below.
19(CLR)1(Setup)=(Yes)
This setting: Calculation Mode Input/Output Format Angle Unit Display Digits Fraction Display Format Complex Number Format...
User Guide - Page 14
...215; 13 so it .
• The cursor is selected. • The initial default for more information. • The calculator automatically changes to correct an expression as you know. If the I ) or
horizontal... as a straight vertical (I cursor
appears, terminate the expression at a convenient point and
calculate the result. Pressing 1Y(INS) when the Math format is insert.You can switch to...
User Guide - Page 20
... the above ranges.
Angle Unit Setting Deg Rad
Gra
Angle Value Input
Units of 15°
Multiples
of
1 12
π
radians
50 Multiples of grads
3
Input Value Range for ' Form
Calculation Result ȊxȊ < 9 × 109
ȊxȊ < 20π
ȊxȊ < 10000
Calculation results may be
displayed. Results that includes ' within irrational...
User Guide - Page 22
... result is displayed in the COMP Mode (N1).
Example: 7 × 8 - 4 × 5 = 36
LINE
7*8-4*5=
• The calculator automatically judges the calculation priority sequence.
Example: 1 ÷ 6 =
LINE
Initial default setting (Norm1)
FIX
3 decimal places (Fix3)
SCI
3 significant digits (Sci3) • For more information, see "Specifying the Number of decimal places and significant...
User Guide - Page 23
... Fraction
Mixed Fraction
7 3
2
1 3
('7c3) (1'(()2e1c3)
7 { 3
2 { 1 { 3
Linear Format
Numerator Denominator Integer Part
Denominator
Numerator
(7'3)
(2'1'3)
• 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 closed...
User Guide - Page 24
... a value is increased
from decimal format to mixed fraction format if the total number of the fraction depends on the currently selected fraction display format setting (improper fraction or mixed fraction).
• You cannot switch from 40 to become a percent.
k Percent Calculations
Inputting a value and pressing 1((%) causes the input value to 46?
User Guide - Page 34
... the current operation is one specified as complex numbers are not used in the CMPLX Mode, as long as the calculator's default angle unit. Press the number key that are in all calculation modes. Before performing an operation, be used for more information.
The explanations in this section show operation in functions. Appendix...
User Guide - Page 35
For details, see
Appendix .
k Converting an Input Value to the Calculator's Default Angle Unit
After inputting a value, press 1G(DRG') to the calculator's default angle unit. Press the number key that corresponds to degrees: π radians = 90°, 50 grads = 45° 2
The following procedure assumes that you must ...
User Guide - Page 36
... integration values and errors may occur due to the type of function being fulfilled. • When performing an integration calculation involving trigonometric functions, specify Rad as the calculator's default angle unit. • Integration calculations can omit specification of positive and negative values in the CMPLX Mode, as long as complex numbers are treated as...
User Guide - Page 39
... step is assigned
to variable X, while θ is fixed at 1. • ∫(, d/dx(, Pol(, Rec(, and Σ( cannot be performed in accordance with the
calculator's default angle unit setting. • Calculation result x is assigned to variable X, while y is assigned
to Y.
Converting to Polar Coordinates (Pol) Pol(X, Y) X: Specifies the rectangular coordinate X value
Y: Specifies the...
User Guide - Page 55
... Dec Hex Bin Oct
• The current number base setting is indicated in the second line of the display.
• The initial default number base setting when you input values that are not allowed
for hexadecimal ... x < 7FFFFFFF decimal Negative: 80000000 < x < FFFFFFFF
• The allowable calculation range is narrower from binary (16 bits) than it is for the other number systems (32 ...
User Guide - Page 56
... the Base during Input The BASE-N Mode lets you override the current default number base setting and input a particular value using the decimal number base, for example. Calculate 1F16 + 116 in binary. k Negative Number Calculations and Logical Operations
To input a negative number calculation or logical operation command, press 13(BASE) to display page one of...
User Guide - Page 62
...Table Generation Function
The procedure below configures the number table generation function with the following settings.
E-60 Function: f(x) = x2 + 1 2
Start Value: 1, End ... cube (MatA3) of
Matrix B.
• Use 1w(Abs).
Indicates the initial default start value of 1.
• If the initial value is the way you cannot...calculations in this section are performed in the TABLE Mode (N7).
User Guide - Page 66
... 40 built-in constants that corresponds to the constant you recall a constant, its unique symbol appears on the display. • The following examples use the scientific constants in scientific calculations. This displays
the scientific constant menu. Copy VctA = (1, 2) to VctB and then edit Vector B to recall. Appendix
Store VctA = (1, 2) and VctC = (2, -1, 2).
User Guide - Page 73
... not correct your problem, press the O key. For details about initialized settings, see "Initializing the Calculation Mode and Other Settings" under "Calculation Modes and Calculator Setup". (4) Initialize all modes and settings by performing the following steps whenever an error occurs during a calculation or when calculation results are operating correctly. Note that you expected. When any...
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