If $A = \left[ \begin{array} { l l } 3 & 7 \\2 & 4\end{array} \right]$

question 19

Multiple Choice

If $A = \left[ \begin{array} { l l } 3 & 7 \\2 & 4\end{array} \right]$ and $B = \left[ \begin{array} { c c } - 3 & 6 \\4 & - 2\end{array} \right]$ , then find $A - 2 B$ .

• A) \(\left[ \begin{array} { c c }
• 1 & 5 \\
• 6 & - 5
• \end{array} \right]\)
• B) \(\left[ \begin{array} { c c }
• 5 & 11 \\
• - 6 & 8
• \end{array} \right]\)
• C) \(\left[ \begin{array} { c c }
• 9 & - 1 \\
• - 6 & 8
• \end{array} \right]\)
• D) \(\left[ \begin{array} { c c }
• 9 & - 5 \\
• - 6 & 8
• \end{array} \right]\)
• E) \(\left[ \begin{array} { c c }
• - 3 & - 19 \\
• - 10 & 0
• \end{array} \right]\)

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Definitions:

Promotional Mix

The combination of advertising, public relations, sales promotion, personal selling, and direct marketing strategies used to reach target markets.

Advertising

A form of marketing communication used to persuade an audience to take or continue some action, typically with regard to a commercial offering, or social issue.

Personal Selling

A sales technique where a salesperson uses one-on-one interactions to convince a customer to make a purchase.

Sales Promotion

A marketing strategy where short-term incentives are offered to encourage the purchase or sale of a product or service.