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TI-83 PlusMatrices258
Defining a Matrix
What Is a Matrix?
A matrix is a two-dimensional array. You can display, define, or edit a
matrix in the matrix editor. The TI-83 Plus has 10 matrix variables,
[A]
through
[J]
. You can define a matrix directly in an expression. A matrix,
depending on available memory, may have up to 99 rows or columns.
You can store only real numbers in TI-83 Plus matrices.
Selecting a Matrix
Before you can define or display a matrix in the editor, you first must
select the matrix name. To do so, follow these steps.
1.Press
y
>
|
to display the
MATRX EDIT
menu. The dimensions
of any previously defined matrices are displayed.