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What is the adjoint of the matrix (- )- (- ) - (- ) (- ) ?

Options

  1. A- -
  2. B~ - ~
  3. C~- ~

Correct answer

A. - -

Step-by-step solution

aligned & A= [ array cc & & array ] & ( (- )= and (- )=- ) & adj A= [ array cc & - - & array ] aligned

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