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Chapter 6: Matrix Features
PROCEDURE
1. Press @ m to enter
Select a matrix
to edit
2. Press B to select B EDIT
3. Press 3 E 4 E to
Define
dimensions
4. Press 3 E 2 E 1
Enter the values
5. Press 2 E 3 E 1 E 3 4 E to enter the second
6. Press 1 E 2 E 3
7. Press # to return to the
8. Press @ m to
Solve the
problem
9. Press @ m , then press A to select A NAME and
122
the MATRIX menu.
and then 1 to select 1
mat A.
define the dimensions of the
×
matrix (3 rows
4 columns).
E 3 9 E to enter the
+
+
first row of 3x
2y
z = 39.
The cursor will automatically
position itself at the beginning
of the second row.
+
+
row of 2x
3y
z = 34.
E 2 6 E to enter the
+
+
third row of x
2y
3z = 26.
calculation screen.
Matrix A is now set.
display the MATRIX MENU,
and press D to select D
MATH and then press 4
to select 4 rrowEF. The
reduced row echelon form is
now set, as shown:
press 1 to select 1 mat A. The Matrix A is now set and
ready to be calculated.
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