## Interchange of two rows can be accomplished by elementary row operations of other types

Solution to Linear Algebra Hoffman & Kunze Chapter 1.3 Exercise 1.3.7 Solution: Write the matrix as $$\left[\begin{array}{c} R_1\\ R_2\\ R_3\\ \vdots\\ R_n \end{array}\right].$$WOLOG we'll show how to exchange rows $R_1$…