Find the Indicated Matrix Product or State That the Product

question 259

Multiple Choice

Find the indicated matrix product or state that the product is undefined.
- $$A = \left[ \begin{array} { l } - 1 \\- 8 \\- 6\end{array} \right] , B = \left[ \begin{array} { r r r } 4 & - 8 & 2 \\8 & 8 & - 7\end{array} \right]$$
$\mathrm { AB }$

• A)
• \(\left[\begin{array}{rrr}
• -4 & 8 & -2 \\
• -64 & -64 & 56
• \end{array}\right]\)
• B)
• \(\left[\begin{array}{r}
• 48 \\
• -30
• \end{array}\right]\)
• C)
• \(\left[\begin{array}{ll}
• 48 & -30
• \end{array}\right]\)
• D) Undefined

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Definitions:

Optic Nerve

Nerve carrying visual signals from the eye to the optic chiasm.

Palpebrae

The medical term for eyelids, which protect and moisturize the eyes.

Sclera

White of the eye; white, opaque portion of the fibrous tunic of the eye.

Bulbar Conjunctiva

Conjunctiva that covers the surface of the eyeball.