यदि $A$ एक व्युत्क्रमणीय (non-singular) आव्यूह है,तो $A(\text{adj } A) =$

  • A
    $A$
  • B
    $I$
  • C
    $|A|I$
  • D
    $|A|^2 I$

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यदि $A=\begin{bmatrix} 3 & 0 & 0 \\ 0 & 5 & 0 \\ 0 & 0 & 4 \end{bmatrix}$ और $B=A^3$ है,तो $B^{-1}=$

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