Final answer:
The operation used to change the matrix indicated by a specific row operation is Elementary Row Operation.
Step-by-step explanation:
The operation used to change the matrix indicated by a specific row operation is Elementary Row Operation. This operation involves performing elementary row operations on the given matrix, which include swapping rows, multiplying rows by a scalar, or adding a multiple of one row to another row. These row operations can be used to transform the matrix into row-echelon form or reduced row-echelon form.