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Find the Products AB and BA to Determine Whether B A=[0355]A = \left[ \begin{array} { r r } 0 & - 3 \\- 5 & - 5\end{array} \right]

Question 32

Multiple Choice

Find the products AB and BA to determine whether B is the multiplicative inverse of A.
- A=[0355]A = \left[ \begin{array} { r r } 0 & - 3 \\- 5 & - 5\end{array} \right]


A)
[1315130]\left[ \begin{array} { l l } \frac { 1 } { 3 } & \frac { 1 } { 5 } \\ \frac { 1 } { 3 } & 0 \end{array} \right]

B)
[1315130]\left[ \begin{array} { c } \frac { 1 } { 3 } - \frac { 1 } { 5 } \\- \frac { 1 } { 3 } 0\end{array} \right]
C)
 Find the products AB and BA to determine whether B is the multiplicative inverse of A. - A = \left[ \begin{array} { r r }  0 & - 3 \\ - 5 & - 5 \end{array} \right]  A)   \left[ \begin{array} { l l } \frac { 1 } { 3 } & \frac { 1 } { 5 } \\ \frac { 1 } { 3 } & 0 \end{array} \right]   B)   \left[ \begin{array} { c }  \frac { 1 } { 3 } - \frac { 1 } { 5 } \\ - \frac { 1 } { 3 } 0 \end{array} \right]  C)      D)    \left[ \begin{array} { r r } 0 & - \frac { 1 } { 5 } \\ - \frac { 1 } { 3 } & \frac { 1 } { 3 } \end{array} \right]


D)

[0151313]\left[ \begin{array} { r r } 0 & - \frac { 1 } { 5 } \\ - \frac { 1 } { 3 } & \frac { 1 } { 3 } \end{array} \right]

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