Use the Row Reduction Method to Find the Inverse, If $A = \left[ \begin{array} { l l } 5 & 4 \\1 & 1\end{array} \right]$

question 62

Essay

Use the row reduction method to find the inverse, if it exists.
​ $A = \left[ \begin{array} { l l } 5 & 4 \\1 & 1\end{array} \right]$

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Definitions:

Net Operating Income

A company's operating profit after subtracting all operating expenses but before interest and taxes, reflecting the profitability of the core business activities.

Absorption Costing

A technique in accounting where all costs incurred from manufacturing, like direct materials, direct labor, and both kinds of manufacturing overhead (variable and fixed), are factored into the product's pricing.

Unit Product Cost

The total cost incurred to produce, bundle, and ready one unit for sale, including both direct and allocated overhead costs.

Absorption Costing

An accounting method that includes all direct costs and allocated indirect costs (both fixed and variable) in the cost of a product.