Subtract - Single Entry to Value

Question

Choose the result with the highlighted entry filled in correctly.

$$A = \left[ {\begin{array} {cccc} 4 & -6 & -1 & -4 \ 2 & 0 & -5 & 5 \end{array}  } \right] \qquad B = \left[ {\begin{array} {cccc} -3 & 7 & -2 & -4 \ 5 & -6 & -8 & -7 \end{array}  } \right] \[8pt] A - B = \left[ {\begin{array} {cccc} ? & ? & ? & ? \ ? & ? & ? & \fcolorbox{#1b7f3b}{#e6f7ec}{$?$} \end{array}  } \right]$$

Accepted Answer

$$\left[ {\begin{array} {cccc} ? & ? & ? & ? \ ? & ? & ? & 12 \end{array}  } ight]$$

Answer

$$\left[ {\begin{array} {cccc} ? & ? & ? & ? \ ? & ? & ? & 0 \end{array}  } ight]$$

Practice: Matrices - Subtract - Single Entry to Value

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Subtract - Single Entry to Value

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