Multiplicative Inverses of Matrices and Matrix Equations
1 Find the Multiplicative

question 46

Multiple Choice

Multiplicative Inverses of Matrices and Matrix Equations
1 Find the Multiplicative Inverse of a Square Matrix
- $$\mathrm { A } = \left[ \begin{array} { r r r r } 1 & 6 & 0 & 0 \\0 & 1 & - 1 & 0 \\0 & 0 & 1 & - 8 \\0 & 0 & 0 & 1\end{array} \right]$$

• A)
• \[\left[ \begin{array} { r r r c }
• 1 & - 6 & - 6 & - 48 \\
• 0 & 1 & 1 & 8 \\
• 0 & 0 & 1 & 8 \\
• 0 & 0 & 0 & 1
• \end{array} \right]\]
• B)\[\left[ \begin{array} { r r r r }
• 1 & 8 & - 8 & - 48 \\
• 0 & 1 & 1 & 6 \\
• 0 & 0 & 1 & - 6 \\
• 0 & 0 & 0 & 1
• \end{array} \right]\]
• C)
• \[\left[ \begin{array} { r r r r }
• 1 & 0 & 0 & 0 \\
• 8 & 1 & 0 & 0 \\
• - 8 & 1 & 1 & 0 \\
• - 48 & 6 & - 6 & 1
• \end{array} \right]\]
• D)
• \[\left[ \begin{array} { r r r r }
• 1 & 0 & 0 & 0 \\
• - 6 & 1 & 0 & 0 \\
• - 6 & 1 & 1 & 0 \\
• - 48 & 8 & 8 & 1
• \end{array} \right]\]

---

Definitions:

Work Area

A designated space, either physical or digital, where tasks and activities related to work are performed.

Database Requirements

Specifications that outline the architecture, functionalities, and data types needed in a database to support specific applications and operations.

View

In computing, a particular way of displaying or organizing graphical information on a screen; in general, the ability to see something or an opinion.

Functionality

The range of operations and features that a software, website, or electronic device can perform, determining its overall usefulness and performance.