Example: Linear Systems
The following example demonstrates how to use the program for matrix inversion and solution of a linear system.
Example
Solve the linear system shown below.
Procedure |
Press |
Display |
|---|---|---|
|
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||
| Select the program | [ RUN ] { MTH } { --> } { MAT } { LIN } { NEW } |
 |
| Enter the order of the matrix | 2 { n } { EOD } |  |
| Enter the matrix | 2 { ENT } |  |
| 1 { ENT } |  |
|
| 1 { ENT } |  |
|
| 3 { ENT } |  |
|
| Proceed with program | { EOD } |  |
| Invert matrix | { INV } |  |
| { NXT } |  |
|
| { NXT } |  |
|
| { NXT } |  |
|
| Proceed with program | { ESC } |  |
| Solve linear system | { SYS } |  |
| Enter constant vector | 3 { ENT } |  |
| 4 { ENT } |  |
|
| View solutions | { NO } |  |
| { NXT } |  |
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