MCQ
यदि $A =\left[\begin{array}{ll}1 & 2 \\ 4 & 2\end{array}\right]$ तो $|2 A |=$
  • A
    $2| A |$
  • $4 \mid Al$
  • C
    $8| A |$
  • D
    इनमें से कोई नहीं

Answer

Correct option: B.
$4 \mid Al$
(B)

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