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Question posted by pluchadh on December 25th, 2013

Casio Fx-115es How To Solve For X

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Related Casio FX 115ES Manual Pages

User Guide - Page 4

...e. Specify the angle unit in accordance with the marks in this manual, it . Initializing the Calculator Perform the following shows an example of how a key operation to select an on-screen menu ... unit. • The following procedure when you should refer to the separate Appendix. Moreover, CASIO Computer Co., Ltd. In this product and items that come with it . shall not be...

User Guide - Page 5

... it in a safe place where it will not get into the calculator. • Use only the type of it by burning it to...injury. • Always make sure that can cause it . E-3 Disposing of the Calculator • Never dispose of the calculator by incineration. • Improperly using this calculator in personal injury or material damage if ignored. If accidentally swallowed, consult with a ...

User Guide - Page 6

...battery power can cause memory contents to temperature extremes. Take care never to leave the calculator where it might be splashed by water or exposed to large amounts of this unit...shipment and storage. Wring out all important data. • Avoid use and storage of the calculator in the calculator. • The battery that comes with a cloth moistened in direct sunlight, near a window,...

User Guide - Page 7

... adjusting display contrast does not improve display readability, it , and then affix the hard case to turn off the calculator. E-5 k Turning Power On and Off • Press O to the back of the calculator as shown in the illustration below. After the setting is the way you press N) is low. k Adjusting Display Contrast...

User Guide - Page 8

... the current screen. The display currently shows an intermediate result of a variable name to assign a value to recall the variable's value. k About the Display Your calculator has a 31-dot × 96-dot LCD screen. The keypad will unshift and this indicator will be replayed, or there is in the VECTOR Mode...

User Guide - Page 9

... indicators (without any value) while it performs the calculation internally. Select this type of operation: General calculations Complex number calculations Statistical and regression calculations Calculations involving specific number systems (binary, octal, decimal, hexadecimal) Equation solution Matrix calculations Generation of calculation that corresponds to the mode you want to select...

User Guide - Page 11

The decimal point for calculation results . Norm1: 10-2 > x, x > 1010 Norm2: 10-9 > x, x > 1010 Example: 1 ÷ 200 = 5 × 10-3 (Norm1) 0.005 (Norm2) Specifying the ...

User Guide - Page 14

...overwrite mode, any new character you input replaces the character at a convenient point and calculate the result. k Correcting an Expression This section explains how to the overwrite mode. See... 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 ...

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

... you nest too many functions and/or parentheses. You can cause the height of a calculation formula to be greater than one display line. d1 = You can input and display fractions... parentheses is two display screens (31 dots × 2). Further input will display the part of the calculation where the error occurred, with Math format, you press =, press d or e. k Displaying the Location...

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

... function specified here. This incorporates the expression in the Example 3 screen shot. 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 incorporate part of the cursor as shown in the parentheses into the function '. • If the cursor is incorporated...

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 31

...;( function, Pol( function, Rec( function, or multi-statement. E-29 Appendix Calculate an +1 = an + 2n (a1 = 1) as XY + C = 0.) • SOLVE cannot be used to a2. *6 Value of a3 *8 Value of a5 Using SOLVE (COMP) SOLVE uses Newton's Method of syntax for the solution variable. Example: Y = X + 5, Y (Solves for each one. s (or=) 10= • To exit CALC, press...

User Guide - Page 32

... one exists. • An error (Variable ERROR) occurs when the solution variable is not included in the expression being solved. k Example SOLVE Operation Example: To solve y = ax2 + b for input of X Math = Solution Screen • To interrupt an ongoing SOLVE operation, press A. If this happens, try changing the initial value of the solution variable. •...

User Guide - Page 33

... initial value of the obtained solution. If it cannot find a solution, it displays a confirmation screen that shows "Continue: [=]", asking if you want to cancel the SOLVE operation. Press = to continue or A to continue. The closer this value is to zero, the higher is assigned to X. A periodic function (y = sin(x), etc...

User Guide - Page 66

...; 40: standard atmosphere E-64 Determine the size of the angle (angle unit: Deg) formed by vectors A = (-1, 0, 1) and B = (1, 2, 0), and one of light in scientific calculations. This displays the scientific constant menu. When you want to both A and B. *1 cos θ = (A•B) , which becomes θ = cos-1 (A•B) AB A...

User Guide - Page 68

...a prefix symbol (Priority 4). Logical OR, XOR, XNOR: or, xor, xnor If a calculation contains a negative value, you need to input: (-2)2. 3. This is because x2 is ... than the negative sign, which is omitted: Multiplication sign omitted immediately before π, e, variables, scientific constants (2π, 5A, πA, 3mp, 2i, etc.), functions with parentheses (2'(3), Asin(30), etc...

User Guide - Page 72

... • Specify the dimension of the matrix or vector and then perform the calculation again. • Check the dimensions specified for the solution variable that this also decreases solution precision. • Action • Make necessary corrections. E-70 Variable ERROR (SOLVE feature only) • Cause • You did not specify a solution variable, and...

User Guide - Page 75