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 dhumalesnehal on December 3rd, 2012
Matrix Multiplication
how to do multiplication of two matrix?
Current Answers
Related Casio FX-991ES Manual Pages
User Guide - Page 8
...
MAT VCT
7 8 9 FIX SCI Math
$`
Disp
Means this indicator will disappear when you press t. The calculator is in the MATRIX Mode. A fixed number of a multi-statement calculation. Math style is more data above/below the current screen. Calculation history memory data is available and can be exited and this :
The keypad has been shifted...
User Guide - Page 9
... Modes
When you can jump between using c and f. 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 can use to execute, the display may show...
User Guide - Page 12
...Cancel) instead of the functions 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 input calculation expressions just as shown below.
19(CLR)1(Setup)=(Yes...
User Guide - Page 13
...Long Expression The display can show up to 14 characters at the end of a calculation, immediately before the = key is displayed, you can omit the multiplication sign (×) in any of Input Characters (Bytes) • You can use... Math format. Omitting the Multiplication Sign You can scroll left side of the expression, indicating that it runs...
User Guide - Page 16
... ERROR" or "Syntax ERROR") appears when you can also exit the error screen by mistake instead of a calculation formula to be greater than one display line. If this happens, divide the calculation into multiple parts and calculate each part separately.
You can cause the height of 14 ÷ 10 × 2 = Use the insert mode...
User Guide - Page 20
... Deg Rad
Gra
Angle Value Input
Units of 15°
Multiples
of
1 12
π
radians
50 Multiples of the above ranges.
k ' Form Calculation Range
Note
When performing complex number calculations in decimal form for input values outside of grads
3
Input Value Range for ' Form
Calculation Result ȊxȊ < 9 × 109
ȊxȊ < 20π
Ȋ...
User Guide - Page 21
... above examples indicate what caused decimal form to be used. 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. The following shows the range for each of the examples are displayed in decimal form -
Reasons why...
User Guide - Page 25
Example: To create a multi-statement that performs the following types of sexagesimal calculations
produces a sexagesimal result. - Appendix Convert 2.255 to right when you press =. Multiplication or division of two sexagesimal values - Addition or subtraction of a sexagesimal value and a
decimal value Appendix 2°20´30˝ + 39´30˝ = 3&#...
User Guide - Page 33
... a confirmation screen that shows "Continue: [=]", asking if you want to cancel the SOLVE operation. E-31 • SOLVE uses Newton's Method, so even if there are multiple solutions, only one of them will be returned.
• Newton's Method can have problems obtaining solutions for x when y = 3, 7, 13, and 21. (Solutions:
x = 2, 3, 4, 5 when y = 3, 7, 13, 21...
User Guide - Page 34
... by trigonometric and inverse trigonometric functions is complete.You can also be used in all calculation modes. Appendix sin 30 = 0.5, sin-10.5 = 30
k Hyperbolic and Inverse Hyperbolic...not used in the same modes as complex numbers are available in the COMP, STAT, EQN, MATRIX, TABLE, and VECTOR calculation modes.
Appendix sinh 1 = 1.175201194, cosh-1 1 = 0
E-32 k Pi (π...
User Guide - Page 36
... Power Root Functions
• Power functions and power root functions can be used in the COMP, STAT, EQN, MATRIX, TABLE, and VECTOR calculation modes.
• The X2, X3, X-1 functions can be used in complex number calculations in the CMPLX Mode, and complex number arguments are supported.
• The X^, '(, 3'(, ^'( functions can be negative when...
User Guide - Page 37
...)
a
a
c
Positive Part Negative Part (S Positive) (S Negative)
• When integration values fluctuate widely due to minute shifts in the integration interval
Divide the integration interval into multiple parts (in a way that breaks areas of wide fluctuation into small parts), perform integration on Improving Integration Value Accuracy • When a periodic function or integration...
User Guide - Page 39
...)
• Coordinate conversion can obtain the sum of -1 × 1010 < a < b < 1 × 1010.
• The calculation step is fixed at 1. • ∫(, d/dx(, Pol(, Rec(, and Σ( cannot be performed in the COMP, STAT, MATRIX, and VECTOR calculation modes. k Σ Calculations
With Σ(, you can be used within f(x), a, or b. • Pressing A will interrupt an ongoing...
User Guide - Page 44
... the following complex number calculations. • Addition, subtraction, multiplication, division • Argument and absolute value calculations • Reciprocal, square and cube calculations • Conjugate complex number calculations
All calculations in this section, the W key is the
calculator's default angle unit. Complex Number Calculations
(CMPLX)
Your calculator can select the...
User Guide - Page 59
... use f and c to switch the display between X1, X2, and X3. Appendix Equation Calculation: to
Matrix Calculations (MATRIX)
You can save matrices under the names "MatA", "MatB", and "MatC" in Matrix Memory
(1) In the MATRIX Mode, press 14(MATRIX)1(Dim). • This displays the matrix selection screen.
• Note that you cannot transform values to engineering notation while...
User Guide - Page 60
...for Inputting and Editing Coefficients". • If you want to create another matrix, repeat this key: y(MatA) e(MatB) w(MatC)
• Pressing e(MatB) copies the matrix to Matrix B, and displays the matrix editor screen for Matrix B.
k Performing Matrix Calculations
Pressing A while the matrix selection screen or matrix editor screen is subject to the same rules as those that govern...
User Guide - Page 61
... (like + or -) and use the matrices input in a subsequent calculation, just as with Answer Memory contents. MatA + MatB (Adding Two Matrices) MatA × MatB, MatB × MatA - MatA × MatB (Multiplying
Two Matrices) 3 × MatA (Matrix Scalar Multiplication) Obtain the determinant of Matrix C (Trn(MatC)).
k Matrix Menu Items
The following are the menu items on...
User Guide - Page 62
Generating a Number Table
from a Function
(TABLE)
All calculations in the TABLE Mode (N7). k Configuring a Number Table Generation Function
The ...After making sure the function is not 1, press 1 to specify cubing. Obtain the absolute value (Abs(MatB)) of each element of Matrix A.
• Use w to specify squaring, and 1w(x3) to specify the initial start value for this input. Determine the ...
User Guide - Page 66
... 28: speed of light in scientific calculations. VctA + VctB (Vector Addition) 3 × VctA (Vector Scalar Multiplication)
VctB - 3 × VctA (Calculation example using VctAns) VctA • VctB...both A and B = (A × B) A × B
Scientific Constants
Your calculator comes with 40 built-in constants that corresponds to the constant you recall a constant, its unique ...
User Guide - Page 68
... in , etc. Permutations, combinations: nPr, nCr Complex polar form symbol: ∠
7.
Metric conversion commands: cm'in the same calculation. Addition and subtraction: +, - 10. Example: y2w= (y2)w=
-22 = -4 (-2)2 = 4
Multiplication and division, and multiplication where the sign is omitted are the same priority (Priority 8), so these operations are performed from left to be...
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