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1 before performing matrix calculations – Casio fx-9750G Matrix Calculations User Manual

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2 (row)

×

2 (column) matrix

1 2

3 4 5 6

Not dimension preset

6-1 Before Performing Matrix Calculations

In the Main Menu, select the MAT icon and press

w

to enter the Matrix Mode and

display its initial screen.

1

(DEL) ....... Delete specific matrix

2

(DEL•A) .... Delete all matrices

• The maximum matrix dimension (size) is 255 (rows)

×

255 (columns).

k

k

k

k

k

About Matrix Answer Memory (MatAns)

The calculator automatically store matrix calculation results in Matrix Answer Memory.
Note the following points about Matrix Answer Memory.

• Whenever you perform a matrix calculation, the current Matrix Answer Memory

contents are replaced by the new result. The previous contents are deleted and
cannot be recovered.

• Inputting values into a matrix does not affect Matrix Answer Memory contents.

k

k

k

k

k

Creating a Matrix

To create a matrix, you must first define its dimensions (size) in the MATRIX list.
Then you can input values into the matrix.

uuuuu

To specify the dimensions of a matrix

Example

To create a 2-row

×

3-column matrix in the area named Mat B

Highlight Mat B.

c

Specify the number of rows.

cw

Specify the number of columns.

d

w

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