Given $A = \left[ \begin{array} { c c } 7 & 2 \\- 9 & 6\end{array} \right]$

question 121

Multiple Choice

Given $A = \left[ \begin{array} { c c } 7 & 2 \\- 9 & 6\end{array} \right]$ , $B = \left[ \begin{array} { l l } 3 & 5\end{array} \right]$ , and $C = \left[ \begin{array} { c c c } - 1 & 4 & 8 \\2 & 0 & 3\end{array} \right]$ , which of the following can be calculated

• A) \(B C + A\)
• B) \(( B A ) C\)
• C) \(B C - A\)
• D) \(B ( A C )\)
• E) Both \(( B A ) C\) and \(B ( A C )\)