Solve the Problem $A = \left[ \begin{array} { l l } 2 & - 1 \\ 3 & - 2 \end{array} \right]$

question 208

Multiple Choice

Solve the problem.
-Given $A = \left[ \begin{array} { l l } 2 & - 1 \\ 3 & - 2 \end{array} \right]$ and $B = \left[ \begin{array} { r r } 0 & - 1 \\ 4 & 3 \end{array} \right]$ , find $A B$ and $B A$ .

• A)
• \(\mathrm { AB } = \left[ \begin{array} { l l } 4 & 1 \\ 8 & 3 \end{array} \right] ; \mathrm { BA } = \left[ \begin{array} { r r } 3 & - 2 \\ - 1 & 2 \end{array} \right]\)
• B)
• \(\mathrm { AB } = \left[ \begin{array} { r r } - 4 & - 5 \\ - 8 & - 9 \end{array} \right] ; \mathrm { BA } = \left[ \begin{array} { r r } - 3 & 2 \\ 17 & - 10 \end{array} \right]\)
• C)
• \(\mathrm { AB } = \left[ \begin{array} { r r } - 3 & 2 \\ 17 & - 10 \end{array} \right] ; \mathrm { BA } = \left[ \begin{array} { r r } - 4 & - 5 \\ - 8 & - 9 \end{array} \right]\)
• D)
• \(\mathrm { AB } = \left[ \begin{array} { r r } 0 & 1 \\ 12 & - 6 \end{array} \right] ; \mathrm { BA } = \left[ \begin{array} { r r } 0 & 1 \\ 12 & - 6 \end{array} \right]\)

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Definitions:

Continuing Operations

The parts of a business expected to continue for the foreseeable future, in contrast to operations that may be discontinued or divested.

Discontinued Segment

Discontinued Segment relates to a portion of a company's operations that has been shut down or sold off, no longer contributing to the company's ongoing financial activities.

Prior Period Adjustment

Adjustments made to the financial statements to correct errors or omissions in previously reported periods.

Economic Setting

The broader environment in which businesses operate, including factors like market structures, economic policies, and overall economic conditions.