Mathematics, 02.07.2019 22:30, marcy2215
Can you solve this using matrices by row operations 4x+y-2z=-6 2x-3y+3z=9 x-2y=0
Answers: 1
![\left[\begin{array}{cccc}4&1&-2&-6\\2&-3&3&9\\1&-2&0&0\end{array}\right]](/tpl/images/0044/1391/f20a8.png)
![\left[\begin{array}{cccc}0&9&-2&-6\\2&-3&3&9\\1&-2&0&0\end{array}\right]](/tpl/images/0044/1391/9dcbe.png)
![\left[\begin{array}{cccc}0&9&-2&-6\\0&1&3&9\\1&-2&0&0\end{array}\right]](/tpl/images/0044/1391/e7bda.png)
![\left[\begin{array}{cccc}0&0&-29&-87\\0&1&3&9\\1&-2&0&0\end{array}\right]](/tpl/images/0044/1391/0291b.png)
![\left[\begin{array}{cccc}0&0&1&3\\0&1&3&9\\1&-2&0&0\end{array}\right]](/tpl/images/0044/1391/85c20.png)
![\left[\begin{array}{cccc}0&0&1&3\\0&1&0&0\\1&-2&0&0\end{array}\right]](/tpl/images/0044/1391/55872.png)
![\left[\begin{array}{cccc}0&0&1&3\\0&1&0&0\\1&0&0&0\end{array}\right]](/tpl/images/0044/1391/c52fd.png)
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Can you solve this using matrices by row operations 4x+y-2z=-6 2x-3y+3z=9 x-2y=0...
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