Determine Whether the Matrix Is in Echelon Form, Reduced Echelon $$\left[ \begin{array} { r r r r } 1 & 0 & 0 & - 7 \\2 & 1 & 0 & - 2 \\0 & 5 & 1 & 2\end{array} \right]$$

question 52

Multiple Choice

Determine whether the matrix is in echelon form, reduced echelon form, or neither.
- $$\left[ \begin{array} { r r r r } 1 & 0 & 0 & - 7 \\2 & 1 & 0 & - 2 \\0 & 5 & 1 & 2\end{array} \right]$$

• A)Neither
• B)Echelon form
• C)Reduced echelon form

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