fx-991EX Quick Start Guide
15
Redefine the matricies by pressing
i
1
(Define Matrix).
Press
1
(MatA) to define Matrix A and enter the
3 x 3 coefficient matrix.
Select the number of rows,
3
(Rows).
Select the number of columns,
3
(Columns).
Enter the values of the coefficients, pressing
p
after
each one to move to the next value.
Now, enter the 3 x 1 solution matrix as Matrix B.
Press
i
1
(Define Matrix).
Define Matrix B
2
(MatB) as a 3 x 1, so select
3
(Rows)
and
1
(Columns) from the next two windows.
MATRIX
