Use a Graphing Calculator to Find the Matrix Product And/or $\mathrm{AB}$

question 79

Multiple Choice

Use a graphing calculator to find the matrix product and/or sum.
-Find $\mathrm{AB}$ .
$$A=\left[\begin{array}{rrrr}18 & 14 & 18 & 18 \\30 & 5 & 7 & 2 \\11 & 3 & 2 & 1 \\5 & 32 & 5 & 7\end{array}\right] B=\left[\begin{array}{rrr}18 & 5 & 3 \\18 & 8 & 12 \\7 & 4 & 2 \\21 & 15 & 13\end{array}\right]$$

• A) \( \left[\begin{array}{rrrr}468 & 364 & 468 & 468 \\ 1140 & 190 & 266 & 76 \\ 143 & 39 & 26 & 13 \\ 245 & 1568 & 245 & 343\end{array}\right] \)
• B) \( \left[\begin{array}{rrr}1224 & 340 & 134 \\ 792 & 352 & 528 \\ 119 & 68 & 34 \\ 1029 & 735 & 637\end{array}\right] \)
• C) \( \left[\begin{array}{rrr}1080 & 544 & 492 \\ 721 & 248 & 190 \\ 287 & 102 & 86 \\ 848 & 406 & 500\end{array}\right] \)
• D) Does not exist

List the standards in the "children" focus area of educational quality.

Describe strategies that help bridge the gap between home and early education care.

Explain the concept and significance of universal preschool and quality programs.

Identify the benefits of full inclusion programs and cultural continuity for children's identity development.

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Definitions:

Verbalizing Implied

Expressing in words what is suggested or hinted at rather than directly stated.

Decreased Heart Rate

Refers to a slower than normal heart rate, often considered low if under 60 beats per minute for adults.

Blood Pressure

The force exerted by circulating blood upon the walls of blood vessels, a critical vital sign indicating the health of the cardiovascular system.

GHB

Gamma Hydroxybutyrate, a central nervous system depressant often associated with recreational drug use and as a treatment for narcolepsy.