Casio fx-570ES PLUS - Page 63

1. Press (MATRIX) to enter the MATRIX Mode.
2. Press (MatA) (2×2).
• This will display the Matrix Editor for input of the elements of the 2 × 2
matrix you specified for MatA.
(1) "A" stands for "MatA".
3. Input the elements of MatA: 2 1 1 1 .
4. Perform the following key operation:
(MATRIX) (Data) (MatB) (2×2).
• This will display the Matrix Editor for input of the elements of the 2 × 2
matrix you specified for MatB.
5. Input the elements of MatB: 2 1 1 2 .
6. Press to advance to the calculation screen, and perform the first
calculation (MatA×MatB):
(MATRIX) (MatA) (MATRIX) (MatB) .
•
This will display the MatAns screen with the calculation results.
(2) "Ans" stands for "MatAns".
Note: "MatAns" stands for "Matrix Answer Memory". See "Matrix Answer
Memory" for more information.
7. Perform the next calculation (MatA+MatB):
(MATRIX) (MatA) (MATRIX) (MatB) .
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