![\left[\begin{array}{ccc}3&-21&15\\15&8&15\\-2&-1&3\end{array}\right]](/tpl/images/0512/5406/071c7.png)
Which operation can be used with the augmented matrix below?
3 -2 1 15
158 15
-2 -...
Mathematics, 16.02.2020 00:52 liyaoron
Which operation can be used with the augmented matrix below?
3 -2 1 15
158 15
-2 -1 3
o
o
Switch column 1 and column 2.
Multiply row 3 by 0.
Add row 2 and column 3.
Multiply row 2 by-1 and add it to row 3.
Answers: 2
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