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Question posted by hammKO on September 26th, 2014

How To Hack The Casio Fx-991es

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Related Casio FX-991ES Manual Pages

User Guide - Page 4

... markings) shown in this manual are for the angle unit. Moreover, CASIO Computer Co., Ltd. Specify the angle unit in accordance with the marks 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 memory, see the symbol Appendix...

User Guide - Page 5

... accidentally swallowed. • Keep batteries out of the reach of battery specified for later reference. Caution This symbol is used to become shorted. Keep this calculator. Safety Precautions Be sure to read the following safety precautions before using a battery can cause it to leak and damage nearby items, and can create...

User Guide - Page 6

... display response, total failure of the display, and shortening of humidity or dust. Wring out all important data. • Avoid use and storage of the calculator in the pocket of your trousers or other tight-fitting clothing where it might be splashed by water or exposed to large amounts of battery...

User Guide - Page 7

... • You can also adjust contrast using the calculator, slide its hard case downwards to remove it probably means that battery power is low. 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 on the calculator. • Press 1A(OFF) to adjust display contrast. k Adjusting Display Contrast 1N(SETUP)...

User Guide - Page 8

... Disp Means this: The keypad has been shifted by pressing the S key. k About the Display Your calculator has a 31-dot × 96-dot LCD screen. The default angle unit is degrees. The alpha input...The keypad will unshift and this indicator will disappear when you press t. The calculator is selected as the input/output format. This indicator appears after you press a key...

User Guide - Page 9

... setup menu, which you can jump between using c and f. The setup menu has two screens, which you can use to control how the calculations are executed and displayed. c f E-7 Calculation Modes and Calculator Setup k Calculation Modes When you want to select. • To select the CMPLX Mode, for example, press 2. Important! • For a very complex...

User Guide - Page 10

...causes fractions, irrational numbers, and other expressions to 9) controls the number of decimal places for displayed calculation results. Calculation results are rounded off to the specified digit before being displayed. Example: 1 ÷ 7 ...key operation: 1N6(Fix)0-9 1N7(Sci)0-9 1N8(Norm)1(Norm1) or 2(Norm2) Calculation Result Display Examples • Fix: The value you specify (from 0 ...

User Guide - Page 12

... Norm1 d/c a+bi OFF Dot • To cancel initialization without doing anything, press A(Cancel) instead of the functions shown below . 19(CLR)1(Setup)=(Yes) This setting: Calculation Mode Input/Output Format Angle Unit Display Digits Fraction Display Format Complex Number Format Statistical Display Decimal Point Is initialized to input the argument and...

User Guide - Page 13

...; You can scroll left . Basically, each item you input uses up to the right of the screen. Note, however, that come at the end of a calculation, immediately before the = key is different if you are inputting functions with Math Format". Omitting the Multiplication Sign You can omit one byte. E-11 Final...

User Guide - Page 14

...when the overwrite mode is selected. • The initial default for more information. • The calculator automatically changes to the insert mode whenever you change to the overwrite mode when you need it. ... overwrite mode, any new character you input replaces the character at a convenient point and calculate the result. Pressing 1Y(INS) when the Math format is the insert mode. k ...

User Guide - Page 16

... can input and display fractions and some functions using the same format as they appear in your textbook. E-14 The maximum allowable height of the calculation where the error occurred, with Math format, you nest too many functions and/or parentheses. This will display the part of...

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

... of an input expression (a value, an expression within parentheses, etc.) 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

...; form (form that includes π within irrational number display) display conditions are the same as those for the input/output format, you can specify whether calculation results should be displayed in a form that includes expressions like '2 and π (irrational number form). • Pressing = after inputting...

User Guide - Page 20

... integer term is always used for input values outside of grads 3 Input Value Range for ' Form Calculation Result ȊxȊ < 9 × 109 ȊxȊ < 20π ȊxȊ < 10000 Calculation results may be displayed. Arithmetic calculations of trigonometric calculation results. Results that includes ' within irrational number display) results can have up to both the...

User Guide - Page 21

... the allowable range - More than two terms in the calculation result • Calculation results displayed in ' form are reduced to a common ... multiple of coefficients (a, c, and d). Value outside the corresponding ranges of c and f. • Since calculation results are displayed in decimal form even when any intermediate result has three or more terms. Example: (1 + '2 + '3 ...

User Guide - Page 22

... digits (Sci3) • For more information, see "Specifying the Number of decimal places and significant digits for the calculation result. • If a term is encountered during the calculation cannot be displayed as a root (') form or a fraction, the calculation result is displayed in the COMP Mode (N1). Example: 7 × 8 - 4 × 5 = 36 LINE 7*8-4*5= • The...

User Guide - Page 23

...input/output format that involves both fraction and decimal values is displayed in the case of a calculation. Math Format Improper Fraction Mixed Fraction 7 3 2 1 3 ('7c3) (1'(()2e1c3) 7 {... 10, the value is automatically displayed in decimal format. • The result of a calculation that is true only in decimal format. This is currently selected. Omitting a Final Closed ...

User Guide - Page 75