Find the Indicated Matrix $A = \left[ \begin{array} { c c c } - 9 & 5 & - 6 \\ - 7 & 7 & - 1 \\ - 6 & 6 & - 6 \end{array} \right]$

question 11

Multiple Choice

Find the indicated matrix.
-Let $A = \left[ \begin{array} { c c c } - 9 & 5 & - 6 \\ - 7 & 7 & - 1 \\ - 6 & 6 & - 6 \end{array} \right]$ and $B = \left[ \begin{array} { c c c } 4 & 3 & - 4 \\ 4 & 8 & 5 \\ 3 & 6 & 4 \end{array} \right]$ . Find $A B$ .

• A) \(\left[ \begin{array} { r r r } - 34 & - 23 & 37 \\ - 3 & 29 & 59 \\ - 18 & - 6 & 30 \end{array} \right]\)
• B) \(\left[ \begin{array} { r r r } - 34 & - 3 & - 18 \\ - 23 & - 3 & - 6 \\ 37 & 59 & 30 \end{array} \right]\)
• C) \(\left[ \begin{array} { c c c } - 36 & 15 & 24 \\ - 28 & 56 & - 5 \\ - 18 & 36 & - 24 \end{array} \right]\)
• D) \(\left[ \begin{array} { r r r } - 9 & 5 & - 6 \\ - 7 & 7 & - 1 \\ - 6 & 6 & - 6 \\ 4 & 3 & - 4 \\ 4 & 8 & 5 \\ 3 & 6 & 4 \end{array} \right]\)

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Definitions:

Average Revenue Curve

A graphical representation showing how the average revenue per unit sold changes with changes in the quantity of the product sold.

Marginal Revenue Curve

A graphical representation showing the additional revenue a firm can earn by selling one more unit of a good or service.

Marginal Profit

The additional profit earned from selling one more unit of a product or service.

Marginal Revenue

The incremental profit made from the sale of an additional unit of a good or service.