Texas Instruments TI-83 - Example 15 Using the Inverse Matrix to Solve a System of Linear Equations

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EXAMPLE 15 Using the Inverse Matrix to Solve a System of Linear Equations
Solve the system of equations:
3
343
432
xy
xyz
yz
+=


−++=−


+=

SOLUTION
Enter the following matrices into your TI-83:
110
134
043
A


=−



3
3
2
B


=−



Obtain the following on your home screeen:
Now hit ENTER to obtain the result:
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