Evaluate the Expression A) $\left[ \begin{array} { l l l } - 15 & 10 & - 10\end{array} \right]$

question 31

Multiple Choice

Evaluate the expression. $\frac { 3 } { 4 } \left[ \begin{array} { l l l } - 9 & 7 & - 1\end{array} \right] + \left[ \begin{array} { l l l } - 6 & 3 & - 9\end{array} \right]$

• A) \(\left[ \begin{array} { l l l }
• - 15 & 10 & - 10
• \end{array} \right]\)
• B) \(\left[ \begin{array} { l l l }
• - \frac { 3 } { 4 } & \frac { 9 } { 4 } & \frac { 33 } { 4 }
• \end{array} \right]\)
• C) \(\left[ \begin{array} { l l l }
• - \frac { 15 } { 2 } & \frac { 45 } { 8 } & - \frac { 15 } { 8 }
• \end{array} \right]\)
• D) \(\left[ \begin{array} { l l l }
• - \frac { 51 } { 4 } & \frac { 33 } { 4 } & - \frac { 39 } { 4 }
• \end{array} \right]\)
• E)not possible