Find $A^{-1}$ Of the Matrix $A=\left[\begin{array}{rrr}1 & 0 & 0 \\-2 & 1 & 5 \\4 & 0 & 1\end{array}\right]$

question 44

Essay

Find $A^{-1}$ of the matrix $A=\left[\begin{array}{rrr}1 & 0 & 0 \\-2 & 1 & 5 \\4 & 0 & 1\end{array}\right]$

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Definitions:

Cortisone

A steroid hormone produced by the adrenal cortex or synthetically, used medicinally to treat inflammation and adrenal insufficiency.

Cortisol

Glucocorticoid secreted by the adrenal cortex that responds to stress on a long-term basis; reduces inflammation and promotes protein and fat metabolism.

Adrenal Cortex

Outer portion of the adrenal gland; secretes mineralocorticoids, such as aldosterone, and glucocorticoids, such as cortisol.

Long-Term Stress

Chronic stress experienced over an extended period of time, which can negatively affect health, mood, productivity, and relationships.