Find the Indicated Matrix $\mathrm { A } = \left[ \begin{array} { r r r } 6 & - 5 & 5 \\ - 3 & - 6 & 5 \end{array} \right]$

question 75

Multiple Choice

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

• A) \(\left[ \begin{array} { r r r } - 48 & 5 & 30 \\ 12 & 48 & 30 \\ 27 & 18 & - 25 \end{array} \right]\)
• B) \(\left[ \begin{array} { r r r } - 73 & 19 & - 19 \\ 3 & 36 & - 79 \end{array} \right]\)
• C) \(\left[ \begin{array} { r r r } 6 & - 5 & 5 \\ - 3 & - 6 & 5 \\ - 8 & - 6 & 5 \\ - 4 & - 8 & 6 \end{array} \right]\)
• D) \(\left[ \begin{array} { r r } - 73 & 3 \\ 19 & 36 \\ - 19 & - 79 \end{array} \right]\) -9 -9 -5

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Definitions:

Clairvoyance

The purported psychic ability to gain information about an object, person, location, or physical event through extrasensory perception.

Precognition

The psychic ability to know or predict events before they actually happen.

Environmental Context

The physical, social, and cultural settings that surround and influence an individual or event, affecting how they are perceived or behave.

Emotions and Memory

The interaction between the psychological states of feelings and the cognitive system responsible for encoding, storing, and retrieving information.