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Let A=[a(ij)]and B=[b(ij)] be two 3times...

Let A=`[a_(ij)]`and `B=[b_(ij)]` be two `3times3` real matrices such that `b_(ij)=(3)^((i+j-2))a_(ji)` ,where `i,j=1,2,3 .If the determinant of B is 81 ,then the determinant of A is

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Let A=[a_(ij)] and B=[b_(ij)] be two 3xx3 real matrices such that b_(ij)=(3)(i+j-2)a_(ji) , where i, j = 1,2,3. If the determinant of B is 81, then the determinant of A is :

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