WeBWorK Standalone Renderer

$\left.\vphantom{\begin{array}{c}\!\strut\\\!\strut\\\!\strut\\\!\strut\\\!\strut\\\end{array}}\right[$

$\left.\vphantom{\begin{array}{c}\!\strut\\\!\strut\\\!\strut\\\!\strut\\\!\strut\\\end{array}}\right]$

Consider the matrix

(a) On the matrix above, perform the row operation $-6 R_{1} + R_{3} \to R_{3}$ . The new matrix is:

(b) On the original matrix, perform the row operation $3 R_{4} \to R_{4}$ . The new matrix is:

(c) On the original matrix, perform the row operation $R_{3} \leftrightarrow R_{4}$ . The new matrix is:

You can earn partial credit on this problem.