Given $A = \left[ \begin{array} { c c } 3 & - 1 \\2 & 2\end{array} \right]$

question 15

Essay

Given $A = \left[ \begin{array} { c c } 3 & - 1 \\2 & 2\end{array} \right]$
and $B = \left[ \begin{array} { c c } 2 & 3 \\- 1 & 5\end{array} \right]$
, find $A B$ , or explain why the operation cannot be performed.

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Definitions:

Short-Term Note

A promissory note due for repayment within a short period, typically less than a year, used by companies to manage cash flow or secure short-term financing.

Company's Records

Documentation that encompasses all the financial transactions, agreements, and obligations of a business.

Check Drawn

A check issued by an account holder, instructing the bank to pay a specified sum of money from the account holder's account.

Payment of a Voucher

The process of issuing money in return for a voucher that proves an expense has been incurred.