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Calculations with Matrices

Arithmetic operations on Matrices

By pressing the

[

OPTN

]

key and

[

]

, the arithmetic operations

for the matrices will be shown, and can be selected, e.g.:

– Determinant of Matrix A:

[

OPTN

]

[

]

(

MAT

)

[

]

(

Det

)

[

]

(

Mat

)

[

ALPHA

]

[

X, Ø, T

]

(

)

– Transpose a Matrix: Trn

– Unit Matrix: Iden

– Dimension of the Matrix: Dim

– Upper triangular form of the Matrix: Ref

– Diagonalisation of the Matrix: Rref

– Exponentiation, e.g. Squaring the Matrix A: Mat A^2

The most recently calculated result is stored in the Matrix

variable Mat Ans.

Calculations with Matrices

• Arithmetic operations for Matrices:

[

OPTN

]

[

]

• Recall the last result using Mat Ans

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 ... 51 52

User Guide for 1
CONTENTS 3
Device Overview: Keypad 4
Applications 5
Main Menu and Menu Navigation 7
Basic Settings and Commands 8
RUN-MAT Applications: 9
Simple Calculations 9
Input Options 10
Calculating with commands 11
Matrices in a Natural Display 13
Matrix Editor 14
Calculations with Matrices 15
Numerical Equation Solver 16
GRAPH- Application overview: 17
SETUP/Save Images 18
The Graphics Window 19
G-SOLVE 24
Functions with Parameters 27
Image Plotter – 28
Working with Images 28
Analyse Images 29
Create Screenshots 30
Internal Use 30
The Table- Values Application 31
The DYNA- Application 32
STAT- Statistics application 34
Regression 36
Binomial Distribution 37
The Spreadsheet 39
The Spreadsheets 40
The eActivity application 42
Overview of Selected Commands 46

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