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Find a + B A=[5−52−5],B=[2−5−57]A = \left[ \begin{array} { l l } 5 & - 5 \\2 & - 5\end{array} \right] , B = \left[ \begin{array} { c c } 2 & - 5 \\- 5 & 7\end{array} \right]

Question 55

Multiple Choice

Find A + B.​ A=[5−52−5],B=[2−5−57]A = \left[ \begin{array} { l l } 5 & - 5 \\2 & - 5\end{array} \right] , B = \left[ \begin{array} { c c } 2 & - 5 \\- 5 & 7\end{array} \right] ​


A) [7−10−32]\left[ \begin{array} { c c } 7 & - 10 \\- 3 & 2\end{array} \right]
B) [92−3−10]\left[ \begin{array} { c c } 9 & 2 \\- 3 & - 10\end{array} \right]
C) [11−102−3]\left[ \begin{array} { c c } 11 & - 10 \\2 & - 3\end{array} \right]
D) [5−10−32]\left[ \begin{array} { c c } 5 & - 10 \\- 3 & 2\end{array} \right]
E) [3−10−32]\left[ \begin{array} { c c } 3 & - 10 \\- 3 & 2\end{array} \right]

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