Compute AB, If Possible $A = \left[ \begin{array} { r r } 0 & - 1 \\ 5 & 2 \end{array} \right]$

question 43

Multiple Choice

Compute AB, if possible.
- $A = \left[ \begin{array} { r r } 0 & - 1 \\ 5 & 2 \end{array} \right]$ and $B = \left[ \begin{array} { l l } - 2 & 0 \\ - 1 & 1 \end{array} \right]$

• A) \(\left[ \begin{array} { r r } - 1 & 1 \\ - 8 & - 12 \end{array} \right]\)
• B) \(\left[ \begin{array} { r r } 1 & - 1 \\ - 12 & 2 \end{array} \right]\)
• C) \(\left[ \begin{array} { r r } - 10 & - 4 \\ 5 & 3 \end{array} \right]\)
• D) \(\left[ \begin{array} { r r } 0 & 2 \\ - 5 & 2 \end{array} \right]\)

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Definitions:

Labor Force Growth

The expansion in the number of individuals available and seeking employment within an economy.

Immigration

The action of coming to live permanently in a foreign country.

Office Of Immigration Statistics

A government entity responsible for collecting, analyzing, and disseminating statistical data and reports on immigration including the movements and characteristics of migrants.

Legal Permanent Residents

Individuals who have been granted the right to live indefinitely within a country other than their native one, without being its citizen.