For the following matrix, do a single valid elementary row operation to get a
1
\displaystyle {1}
1
in row 1, column 1. Input the resulting matrix as your answer.
[
3
9
3
2
−
5
1
]
\displaystyle {\left[\begin{array}{ccc} {3}&{9}&{3}\\{2}&-{5}&{1}\end{array}\right]}
[
3
2
9
−
5
3
1
]
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Enter your answer as a matrix, like [(2,3,4),(1,4,5)]
Enter each element of the matrix as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)