Determine Whether the Matrix Is in Row-Echelon Form $\left[ \begin{array} { r r r r } 1 & 8 & - 8 & 4 \\0 & 1 & 0 & 6 \\0 & 0 & 1 & - 9\end{array} \right]$

question 212

Multiple Choice

Determine whether the matrix is in row-echelon form.If it is, determine if it is also in reduced row-echelon form. $\left[ \begin{array} { r r r r } 1 & 8 & - 8 & 4 \\0 & 1 & 0 & 6 \\0 & 0 & 1 & - 9\end{array} \right]$

• A)row-echelon form and reduced row-echelon form
• B)row-echelon form
• C)neither

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Average Daily Float

The average amount of un-cleared or in-process checks and electronic payments that are recorded in a company’s accounting system at any given time.

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The time it takes for a business to receive payment after issuing an invoice or credit sale, impacting cash flow.

Interest Rate

The cost, represented as a fraction of the principal, imposed by a creditor on a debtor for the borrowing of assets.

Processing

The action of performing a series of mechanical or chemical operations on something in order to change or preserve it.