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Find All Cofactors of the Matrix [962496183918]\left[ \begin{array} { c c c } - 9 & 6 & - 24 \\- 9 & - 6 & 18 \\3 & - 9 & - 18\end{array} \right]

Question 30

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Find all cofactors of the matrix [962496183918]\left[ \begin{array} { c c c } - 9 & 6 & - 24 \\- 9 & - 6 & 18 \\3 & - 9 & - 18\end{array} \right] . ​


A) C11=270C12=108C13=99C21=324C22=234C23=63C31=36C32=378C33=108\begin{array} { l l l } C _ { 11 } = 270 & C _ { 12 } = - 108 & C _ { 13 } = 99 \\C _ { 21 } = 324 & C _ { 22 } = 234 & C _ { 23 } = - 63 \\C _ { 31 } = - 36 & C _ { 32 } = 378 & C _ { 33 } = 108\end{array}
B) C11=270C12=99C13=108C21=324C22=63C23=234C31=36C32=108C33=378\begin{array} { l l l } C _ { 11 } = 270 & C _ { 12 } = 99 & C _ { 13 } = - 108 \\C _ { 21 } = 324 & C _ { 22 } = - 63 & C _ { 23 } = 234 \\C _ { 31 } = - 36 & C _ { 32 } = 108 & C _ { 33 } = 378\end{array}
C) C11=108C12=270C13=99C21=234C22=324C23=63C31=378C32=36C33=108\begin{array} { l l l l } C _ { 11 } = - 108 & C _ { 12 } = 270 & C _ { 13 } = 99 \\C _ { 21 } = 234 & C _ { 22 } = 324 & C _ { 23 } = - 63 \\C _ { 31 } = 378 & C _ { 32 } = - 36 & C _ { 33 } = 108\end{array}
D) C11=36C12=378C13=108C21=324C22=234C23=63C31=270C32=108C33=99\begin{array} { l l l } C _ { 11 } = - 36 & C _ { 12 } = 378 & C _ { 13 } = 108 \\C _ { 21 } = 324 & C _ { 22 } = 234 & C _ { 23 } = - 63 \\C _ { 31 } = 270 & C _ { 32 } = - 108 & C _ { 33 } = 99\end{array}
E) C11=324C12=234C13=63C21=270C22=108C23=99C31=36C32=378C33=108\begin{array} { l l l } C _ { 11 } = 324 & C _ { 12 } = 234 & C _ { 13 } = - 63 \\C _ { 21 } = 270 & C _ { 22 } = - 108 & C _ { 23 } = 99 \\C _ { 31 } = - 36 & C _ { 32 } = 378 & C _ { 33 } = 108\end{array}

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