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$A is an involutary matrix given by A = [\begin{array}{ccc} 0 & 1 & - 1 \\ 4 & - 3 & 4 \\ 3 & - 3 & 4 \end{array}], then the inverse of A / 2 will$

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Correct option is A

A is involutary . Hence,A2=I⇒A=A−1Also,(kA)−1=1k(A)−1⇒12A−1=2(A)−1=2A

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A is an involutary matrix given by A=01−14−343−34, then the inverse of A/2 will

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$A is an involutary matrix given by A = [\begin{array}{ccc} 0 & 1 & - 1 \\ 4 & - 3 & 4 \\ 3 & - 3 & 4 \end{array}], then the inverse of A / 2 will$