Add and Subtract Matrices
-Let $\mathrm { A } = \left[ \begin{array} { r r } - 1 & 0 \\ 3 & 1 \end{array} \right]$

question 145

Multiple Choice

Add and Subtract Matrices
-Let $\mathrm { A } = \left[ \begin{array} { r r } - 1 & 0 \\ 3 & 1 \end{array} \right]$ and $\mathrm { B } = \left[ \begin{array} { r r } - 1 & 3 \\ 3 & 1 \end{array} \right]$ . Find $\mathrm { A } - \mathrm { B }$ .

• A)
• \(\left[ \begin{array} { r r } 0 & - 3 \\ 0 & 0 \end{array} \right]\)
• B)
• \(\left[ \begin{array} { r } - 23 \\ 62 \end{array} \right]\)
• C)
• \(\left[ \begin{array} { l l } 0 & 3 \\ 0 & 0 \end{array} \right]\)
• D)
• \([ - 3 ]\)

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