Casio FX 115ES Support Question
Casio FX 115ES Support Question
Find answers below for this question about Casio FX 115ES - Advanced Scientific Calculator.Need a Casio FX 115ES manual? We have 1 online manual for this item!
Question posted by a8scot on September 22nd, 2014
How To Use Solve Function In Casio Fx-115es
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Related Casio FX 115ES Manual Pages
User Guide - Page 3
... Format".
• Keycap markings indicate what a key inputs or what the different colors of the second key. Enter the BASE-N Mode to access the applicable function. Note that uses Math format,
while the LINE mark indicates Linear format. Press S and then the key to access the...
User Guide - Page 4
... marked with four arrows, indicating direction, as f, c, d, and e. Moreover, CASIO Computer Co., Ltd. k Using the Separate Appendix
Whenever you perform.
• The cursor key is represented in ... of the actual key operation you see "Using Calculator Memory". Note that is indicated as shown in the Appendix.
Initializing the Calculator
Perform the following shows an example of this...
User Guide - Page 12
...(, det(, Trn(, Rnd(
E-10
Next, you input calculation expressions just as shown below , it .The calculator automatically judges the calculation priority sequence for addition, subtraction, multiplication, and division, functions, and parentheses. Inputting Expressions and Values
k Inputting a Calculation Expression Using Standard Format
Your calculator lets you need to input the argument...
User Guide - Page 13
...8226; When the ] indicator is different if you input uses up to use the e key to the left side of a calculation, immediately before the = key is pressed.
For more ...". At this time, the ] indicator appears to input (like 1s(sin-1)) also uses only one byte.
A function that when you are inputting functions with parenthesis: 2 × sin(30), 2 × '(3), etc. •...
User Guide - Page 14
... into a Function" for Linear format input is selected does not switch to the overwrite mode.
Changing the Character or Function You Just ... left to make room when you can only use depends on whether you have insert or overwrite ...selected. • The initial default for more information. • The calculator automatically changes to the insert mode whenever you change to the overwrite mode...
User Guide - Page 15
...Function Example: To 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 a Calculation Always use... the insert mode for this operation.
Use ...
User Guide - Page 16
... become impossible if the height of the calculation you can also exit the error screen by mistake instead of 14 ÷ 10 × 2 = Use the insert mode for the following operation. Example: When you press =, press d or e.
d1
=
You can input and display fractions and some functions using the same format as they appear...
User Guide - Page 27
...
3*4=
(Continuing)/30=
Pressing / automatically inputs "Ans" command.
• With the above procedure, you need to recall Answer Memory contents after the first one.
Using Answer Memory to another calculation mode. The "M" display indicator indicates data in Answer Memory. Variables
Six variables named A, B, C, D, X, and Y can hold up to 15 digits.
• Answer Memory...
User Guide - Page 31
... Y = X × log2Y is solved for X. k Rules Governing Equations when Using SOLVE
• You can use the following shows the syntax for the log function. You can use SOLVE in the COMP Mode (N1) only. 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...
User Guide - Page 32
...
0=
Math
1=
Math
y2=
Current value of a value for x when y = 0, a = 1, and b = -2. If this happens, try changing the initial value of the solution variable. k Example SOLVE Operation Example: To solve y = ax2 + b for Y.
Precautions when Using SOLVE • SOLVE may not be able to obtain a solution because of the initial
value (assumed value) of the solution variable. •...
User Guide - Page 33
Appendix Solve y = x2 - A periodic function (y = sin(x), etc.) -
Press = to continue or A to continue. If it cannot find a solution, it displays a confirmation screen that shows "Continue: [=]", asking if you want to cancel the SOLVE operation. • SOLVE uses Newton's Method, so even if there are multiple solutions, only one of them will be returned.
• Newton's Method...
User Guide - Page 34
...; You can input pi (π) or natural logarithm base e into a calculation. All of functions. k Pi (π) and Natural Logarithm Base e
You can use the calculator's built-in any calculation mode except for more information. Before performing a calculation, be used in the CMPLX Mode, as long as the calculator's default angle unit. Press the number key that are in...
User Guide - Page 38
...-14 or greater. • You cannot input a tol value when using Math format. • Inaccurate results and errors can omit specification of the local maximum point and local minimum point in the COMP Mode only. • When performing a differential calculation involving trigonometric
functions, specify Rad as constants.)
a: Input a value to take more time...
User Guide - Page 40
...
This section explains how to perform permutation and combination calculations. Appendix (5 + 3)! = 40320
Absolute Value Calculation (Abs) When you perform coordinate conversion inside of an expression instead of 0 < r < n < 1 × 1010. Permutation (nPr) and Combination (nCr)
These functions make it possible to use the functions shown below.
!, Abs(, Ran#, nPr, nCr, Rnd(
• These...
User Guide - Page 46
...11(STAT)2(Data). k Absolute Value and Argument (Abs, arg)
You can use the following procedure to select a statistical calculation type.
k Statistical Calculation Types
Key Menu Item 1 1-VAR 2 A+BX 3 _+CX2 4 In X 5 e^X 6 A•B^X 7 A•X^B 8 1/X
Statistical Calculation Single-variable Linear regression Quadratic regression Logarithmic regression e exponential regression ab exponential...
User Guide - Page 51
... (1-VAR) and input the following data:
{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}
(FREQ: ON)
Edit the data to the following, using the mean , and population
standard deviation.
Calculate sum of squares of the sample data and sum of standard normal
distribution.
Calculate number of samples, mean value (o) and population standard deviation value (xσn) obtained from the data input...
User Guide - Page 61
..."
6MatAns Input "MatAns"
7det
Input the "det(" function for obtaining the determinant
8Trn
Input the "Trn(" function for obtaining a transposed data in Matrix
Appendix
21
...use the matrices input in a subsequent calculation, just as with Answer Memory contents. MatA × MatB (Multiplying
Two Matrices) 3 × MatA (Matrix Scalar Multiplication) Obtain the determinant of Calculations...
User Guide - Page 66
... Product) VctA × VctB (Vector Cross Product) Obtain the absolute values of light in any calculation mode except for BASE-N. • To recall a scientific constant, press 17(CONST). You can use the vectors input in scientific calculations. This displays
the scientific constant menu. Determine the size of the angle (angle unit: Deg) formed by
vectors A = (-1, 0, 1) and...
User Guide - Page 68
... to be performed first, so the use of parentheses can result in the same calculation. Multiplication and division: ×, &#...scientific constants (2π, 5A, πA, 3mp, 2i, etc.), functions with parentheses (2'(3), Asin(30), etc.) 9. Prefix symbol: (-) (negative sign) d, h, b, o (base n symbol)
5. Metric conversion commands: cm'in parentheses.
3. Statistical estimated value calculation...
User Guide - Page 73
... whether calculation functions are operating correctly.
Replacing the Battery Dim display figures when available lighting is dim or failure of important data before performing these symptoms occur, replace the button battery. Important!
• Removing the button battery from the calculator causes independent memory contents and values assigned to variables to use the calculator if...
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