Given Matrix A, Find the Indicated Cofactor $\mathrm { A } _ { 34 }$

question 20

Multiple Choice

Given matrix A, find the indicated cofactor.
-Find $\mathrm { A } _ { 34 }$ .
$$A = \left[ \begin{array} { r r r r } 2 & 0 & 4 & - 1 \\9 & 2 & 0 & 1 \\0 & - 7 & 4 & - 2 \\- 3 & 2 & 0 & 0\end{array} \right]$$

• A) 0
• B) 192
• C) 96
• D) \(- 96\)

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Definitions:

AV Bundle

The bundle of His, a collection of heart muscle cells specialized for electrical conduction, transmitting impulses from the atrioventricular node to the ventricles of the heart.

SA Node

The sinoatrial node, a group of cells in the right atrium of the heart that acts as the natural pacemaker by generating electrical impulses.

Coronary Arteries

Arteries that supply blood to the heart muscle itself, crucial for providing the necessary oxygen and nutrients for cardiac function.

Myocardium

The muscular tissue of the heart, responsible for the contracting action that pumps blood through the body.