To display a matrix
To display one element
To create a matrix in HOME
Key | Meaning (Continued) |
|
|
| Deletes the highlighted cells, row, |
| or column (you are prompted to |
| make a choice). |
CLEAR | Clears all elements from the matrix. |
| Moves to the first row, last row, first |
| column, or last column respectively. |
|
|
•In the Matrix catalog (
MATRIX), highlight the
matrix name and press 
.
•In HOME, enter the name of the matrix variable and
press 
.
In HOME, enter matrixname(row,column). For example,
if M2 is [[3,4],[5,6]], then M2(1,2) 
returns 4.
1.Enter the matrix in the edit line. Start and end the matrix and each row with square brackets (the shifted 
and 
keys).
2.Separate each element and each row with a comma. Example: [[1,2],[3,4]].
3.Press 
to enter and display the matrix.
The left screen below shows the matrix [[2.5,729],[16,2]] being stored into M5. The screen on the right shows the vector [66,33,11] being stored into M6. Note that you can enter an expression (like 5/2) for an element of the matrix, and it will be evaluated.
Matrices |