Perform Scalar Multiplication
-Let $\mathrm { A } = \left[ \begin{array} { r } 1 \\ - 3 \\ 2 \end{array} \right]$

question 53

Multiple Choice

Perform Scalar Multiplication
-Let $\mathrm { A } = \left[ \begin{array} { r } 1 \\ - 3 \\ 2 \end{array} \right]$ and $\mathrm { B } = \left[ \begin{array} { r } - 1 \\ 3 \\ - 2 \end{array} \right]$ . Find $\mathrm { A } - 4 \mathrm {~B}$ .

• A)
• \(\left[ \begin{array} { r } 5 \\ - 15 \\ 10 \end{array} \right]\)
• B)
• \(\left[ \begin{array} { r } - 3 \\ 9 \\ - 6 \end{array} \right]\)
• C)
• \(\left[ \begin{array} { r } - 5 \\ 15 \\ - 10 \end{array} \right]\)
• D)
• \(\left[ \begin{array} { r } 5 \\ - 6 \\ 4 \end{array} \right]\)

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