MCQ
If A and B are non-singular matrices, then
  • A
    $( AB )^{-1}= A ^{-1} B^{-1}$
  • B
    $AB = BA$
  • C
    $( AB )^{\prime}= A ^{\prime} B ^{\prime}$
  • $( AB )^{-1}= B ^{-1} A^{-1}$

Answer

Correct option: D.
$( AB )^{-1}= B ^{-1} A^{-1}$
(D)

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