Casio CFX-9970G Manuel - Page 12

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Modifying Matrices Using Matrix Commands

k k k k k Modifying Matrices Using Matrix Commands

You can also use matrix commands to assign values to and recall values from an

existing matrix, to fill in all cells of an existing matrix with the same value, to

combine two matrices into a single matrix, and to assign the contents of a matrix

column to a list file.

u u u u u To assign values to and recall values from an existing matrix

Use the following format with the matrix operation menu's Mat command (1) to

specify a cell for value assignment and recall.

Mat X [

Example 1

Example 2

u u u u u To fill a matrix with identical values and to combine two matrices

into a single matrix

Use the matrix operation menu's Fill command (3) to fill all the cells of an

existing matrix with an identical value and the Augment command (5) to

combine two existing matrices into a single matrix.

Example 1

]

X ..................... matrix name (A through Z, or Ans)

m .....................

row number

n ......................

column number

Assign 10 to the cell at row 1, column 2 of the following matrix :

Matrix A =

baaK2(MAT)1(Mat)

aA![b,c!]w

Multiply the value in the cell at row 2, column 2 of the above

matrix by 5

K2(MAT)1(Mat)

aA![c,c!]

*fw

To fill all of the cells of Matrix A with the value 3

K2(MAT)6(g)3(Fill)

d,6(g)1(Mat)aAw

Filler value