Let \( A=\left[\begin{array}{ll}0 & \alpha \\ 0 & 0\end{array}\righ...

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Let \( A=\left[\begin{array}{ll}0 & \alpha \\ 0 & 0\end{array}\right] \) and \( (A+I)^{50}-50 A=\left[\begin{array}{ll}a & b \\ c & d\end{array}\right] \), find
\( \mathrm{P} \)
W \( a b c+a b d+b c d+a c d \)
(A) 0
(B) -1
(C) 1
(D) None of these
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