If Possible, Find $3 A + 4 B$ A) $\left[ \begin{array} { c c c } 20 & - 27 & 7 \\ 9 & - 14 & 11 \end{array} \right]$

question 6

Multiple Choice

If possible, find $3 A + 4 B$ .
$$A = \left[ \begin{array} { c c c } - 4 & 3 & 9 \\3 & - 2 & 5\end{array} \right] , B = \left[ \begin{array} { c c c } - 8 & 9 & 5 \\0 & 2 & 1\end{array} \right]$$

• A) \(\left[ \begin{array} { c c c } 20 & - 27 & 7 \\ 9 & - 14 & 11 \end{array} \right]\)
• B) \(\left[ \begin{array} { c c c } - 12 & 12 & 14 \\ 3 & 0 & 6 \end{array} \right]\)
• C) \(\left[ \begin{array} { l l l } 1 & 0 & 0 \\ 0 & 1 & 0 \end{array} \right]\)
• D) \(\left[ \begin{array} { c c c } - 44 & 45 & 47 \\ 9 & 2 & 19 \end{array} \right]\)
• E) not possible

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Definitions:

Pulmonary Ventilation

Pulmonary ventilation is the process of moving air in and out of the lungs to facilitate gas exchange with the internal environment, primarily involving oxygen and carbon dioxide.

Gas Exchange

The process by which oxygen is taken in from the environment and carbon dioxide is released as a waste product, primarily occurring in the lungs in humans.

Alveoli

Small alveoli in the respiratory system where oxygen is absorbed and carbon dioxide is released.

Interosseous Portion

The portion of a limb or organ where two or more bones are joined by connective tissue, aiding in stability and movement.