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Given the Matrices a and B, Solve for X 2X=2AB2 X = 2 A - B

Question 150

Multiple Choice

Given the matrices A and B, solve for X.
- 2X=2AB2 X = 2 A - B
A=[6464]A = \left[ \begin{array} { r r } - 6 & - 4 \\ 6 & 4 \end{array} \right] and B=[818616]B = \left[ \begin{array} { r r } - 8 & - 18 \\ 6 & 16 \end{array} \right]


A) [2534]\left[ \begin{array} { l l } - 2 & - 5 \\ - 3 & - 4 \end{array} \right]

B) [41068]\left[ \begin{array} { r r } - 4 & 10 \\ 6 & - 8 \end{array} \right]

C) [12151314]\left[ \begin{array} { r r } - \frac { 1 } { 2 } & \frac { 1 } { 5 } \\ \frac { 1 } { 3 } & - \frac { 1 } { 4 } \end{array} \right]

D) [2534]\left[ \begin{array} { r r } - 2 & 5 \\ 3 & - 4 \end{array} \right]

Correct Answer:

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