MathematicsMedium244×since 2002Q4507Which of the following matrices can NOT be obtained from the matrix [−121−1]\left[\begin{array}{cc}-1 & 2 \\ 1 & -1\end{array}\right][−112−1] by a single elementary row operation ?A[011−1]\left[\begin{array}{cc}0 & 1 \\ 1 & -1\end{array}\right][011−1]B[1−1−12]\left[\begin{array}{cc}1 & -1 \\ -1 & 2\end{array}\right][1−1−12]C[−12−27]\left[\begin{array}{rr}-1 & 2 \\ -2 & 7\end{array}\right][−1−227]D[−12−13]\left[\begin{array}{ll}-1 & 2 \\ -1 & 3\end{array}\right][−1−123]Check answerSkip