SYSTEMS OF EQUATIONS Gauss-Jordan Reduction (Page 2 of 7)

We will multiply row two by -2 and add this to row one, replacing row one. The *row+ command is necessary.

 MATRX key. [MATH] Up arrow key. F: menu selection. Negation key. 2 Comma key. MATRX key. 1: menu selection. Comma key. 2
 Comma key. 1 Right parenthesis key. ENTER key.		 Calculator screen image.

Continue to save each step of your work as matrix A, replacing the previous version of the augmented matrix.

 CLEAR key.

 STO key. MATRX key. 1: menu selection. ENTER key.

 Calculator screen image.
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