Perform the Indicated Matrix Operations $A = \left[ \begin{array} { l l } - 4 & 2 \end{array} \right]$

question 66

Multiple Choice

Perform the indicated matrix operations.
-Let $A = \left[ \begin{array} { l l } - 4 & 2 \end{array} \right]$ and $B = \left[ \begin{array} { l l } 1 & 0 \end{array} \right]$ . Find $3 A + 4 B$ .

• A) \(\left[ \begin{array} { l l } - 1 & 2 \end{array} \right]\)
• B) \(\left[ \begin{array} { l l } - 7 & 4 \end{array} \right]\)
• C) \([ - 86 ]\)
• D) \(\left[ \begin{array} { l l l } - 12 & 4 \end{array} \right]\)

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