Use a Graphing Calculator to Find the Matrix Product And/or $\mathrm{A}(\mathrm{B}+\mathrm{C})$

question 6

Multiple Choice

Use a graphing calculator to find the matrix product and/or sum.
-Find $\mathrm{A}(\mathrm{B}+\mathrm{C})$ .
$$A=\left[\begin{array}{rrrr}19 & -14 & 18 & 18 \\30 & 5 & -7 & 2 \\11 & 3 & -2 & 1 \\-5 & 32 & 5 & 10\end{array}\right] B=\left[\begin{array}{rrr}5 & 17 & 12 \\7 & 6 & -4 \\-12 & -9 & 15 \\3 & -2 & -14\end{array}\right] C=\left[\begin{array}{rrr}7 & -4 & 3 \\-16 & -19 & 20 \\-6 & -15 & -8 \\5 & 16 & 17\end{array}\right]$$

• A) \( \left[\begin{array}{rrr}174 & 249 & 241 \\ 457 & 521 & 487 \\ 149 & 166 & 202 \\ -358 & -461 & 502\end{array}\right] \quad \)
• B) \( \left[\begin{array}{rrr}-158 & 37 & 305 \\ 259 & 580 & 297 \\ 97 & 206 & 88 \\ 174 & 58 & -28\end{array}\right] \)
• C)\( \left[\begin{array}{rrr}174 & 37 & 305 \\ 457 & 521 & 487 \\ 97 & 206 & 88 \\ 174 & -461 & 502\end{array}\right] \)
• D) Does not exist

Recognize the inherent and behavioral risk factors for cancer.

Identify the leading causes of cancer death and how they have changed over time.

Distinguish between the roles of genetics, environment, and behavior in the development of cancer.

Appreciate the impact of ethnicity and socioeconomic status on cancer risk and mortality.

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Definitions:

Teleconferencing

The use of telecommunications technology to facilitate meetings or discussions among participants in different locations.

Unique Attitude

A distinctive perspective or way of thinking that sets an individual apart from others.

Cultural Competency

An appreciation for cultural differences that affect communication and the ability to adjust one’s communication style to ensure that efforts to send and receive messages across cultural boundaries are successful.

Market Share

The portion of a market controlled by a particular company or product.