Elementary Transformations

Q.

A matrix resulted from elementary row and column transformation is not equivalent to the original matrix as it happens for just row or just column transformations. Given Equivalent means the matrices can be transformed into one another by a combination of elementary row and column operations.

1. True

2. False

Q.

The following matrix can be converted to a Identity matrix using elementary row transformations $\left[\begin{array}{ccc}1& 2& 2\\ 2& 5& 5\\ -1& 1& 1\end{array}\right]$

1. True

2. False