Advertisement
Note 1L • Matrices (continued)
Enter
to have dimensions
[A]
Displaying a Matrix
Press
to see which matrices are stored in the calculator. (On the
2nd
[MATRIX]
TI-83, press
to see which matrices are stored in the calculator.) You can
MATRX
see the dimensions of each stored matrix. To display the name
screen, press
2nd
[MATRIX]
Home screen, press
MATRX
If you want a matrix to represent money, you can set the calculator so that all
numbers show two decimal places. Press
second line from
to
Float
decimal places.
Deleting a Matrix from the Calculator
You can always change a matrix by arrowing to
selecting the matrix you want to change. You might, however, want to conserve
memory space and delete a matrix completely from your calculator. To delete a
matrix, press
2nd
[MEM]
to delete, and press
ENTER
24
Discovering Algebra Calculator Notes for the Texas Instruments TI-83 and TI-83/84 Plus
.
6
2
. (On the TI-83, to display the name [A] on the
1
.) Press
to display the actual matrix.
1
ENTER
and change the setting on the
MODE
. All calculator numbers will now display two
2
EDIT
(
)
(
), arrow to the matrix you want
2
Delete...
5
Matrix...
.
on the Home
[A]
in the matrix menu and
TI-83 and TI-83/84 Plus
(continued)
©2007 Key Curriculum Press
Advertisement
