Show That B Is the Inverse of A ​

question 19

Essay

Show that B is the inverse of A.Show all your work. $$A = \left[ \begin{array} { c c } 2 & 9 \\- 4 & 3\end{array} \right] , B = \left[ \begin{array} { c c } \frac { 1 } { 14 } & - \frac { 3 } { 14 } \\\frac { 2 } { 21 } & \frac { 1 } { 21 }\end{array} \right]$$ ​

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Definitions:

Three-Step Process

A methodological approach that divides a task or problem into three distinct phases for easier management and resolution.

Analysis

The process of examining components or data sets to understand their structure, relationships, and implications.

Design

The plan or specification for the construction of an object or system or for the implementation of an activity or process.

Feedback

Information given to a person or entity about their actions or performance, used as a basis for improvement.