Let $A = \left[ \begin{array} { c c c c } 5 & - 5 & 4 & - 4 \\5 & 1 & 0 & 0\end{array} \right]$

question 99

Multiple Choice

Let $A = \left[ \begin{array} { c c c c } 5 & - 5 & 4 & - 4 \\5 & 1 & 0 & 0\end{array} \right]$ and $B = \left[ \begin{array} { c c c c } 2 & 5 & - 1 & - 3 \\2 & 2 & 0 & - 2\end{array} \right]$ .
Evaluate A + B.

• A) \(\left[ \begin{array} { c c c c }
• - 7 & 3 & 0 & 7 \\
• - 2 & 0 & 3 & 7
• \end{array} \right]\)
• B) \(\left[ \begin{array} { c c c c }
• 7 & 0 & 3 & - 7 \\
• 7 & 3 & 0 & - 2 \\
• 5 & 3 & 0 & 5 \\
• 0 & - 7 & 2 & 7
• \end{array} \right]\)
• C) \(\left[ \begin{array} { l l l l }
• 7 & 0 & 3 & - 7 \\
• 7 & 3 & 0 & - 2
• \end{array} \right]\)
• D) \(\left[ \begin{array} { c c }
• 7 & 3 \\
• 7 & - 1
• \end{array} \right]\)
• E) \(\left[ \begin{array} { c c c c }
• 5 & 5 & 2 & - 2 \\
• - 5 & 1 & 5 & - 2 \\
• 4 & 0 & - 1 & 0 \\
• - 4 & 0 & - 3 & - 2
• \end{array} \right]\)

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Definitions:

Taste Buds

Sensory organs located on the tongue responsible for perceiving different tastes.

Papillae

Small projections on the tongue that contain taste buds, which are responsible for detecting taste.

Nerve Hearing Impairment

Hearing loss caused by damage to the auditory nerve or the cochlea, affecting the transmission of sound signals to the brain.

Tinnitus

A condition characterized by hearing ringing, buzzing, or other sounds in the ears or head when no external sound is present, often a symptom of underlying issues.