Hello, I assume yoy know how to define your matrix, but I will repeat it here for others who might not know. You can skip to Calculation 1.Turn Calculator ON. If there are no icons, press [MENU]. Data Entry 2.Use arrows to highlight [MAT] icon. Press [ENTER] 3.Highlight the first line where it says Mat A. Use the right arrow to enter the dimensions of Matrix A. Enter 3 and press [EXE]. The cursor moves to the second dimension. Press 3 and press [ENTER]. 4. The matrix entry screen appears. 5. Enter first matrix coefficient a_11 and press [ENTER] 6. Enter a_12 and [ENTER] ..... Key in last coefficient a_33 and press [ENTER]
Calculation Press [MENU] and [RUN] Press [OPTN][F2:MAT][F3:Det] Command echoes on screen as det Press [F1:Mat] echoes on screen as Mat; screen shows det Mat Press [ALPHA] A The screen displays det Mat A Press [ENTER] to calculate the determinant.
If the matrix is not square, you cannot calculate its determinant.
Hope it helps..
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