If `A` is an invertible matrix   of order 3, then which of the following is not true      (a) `|a d j\ A|=|A|^2`   (b) `(A^(-1))^(-1)=A`  (c) If `B A=C A` , then `B!=C` , where `B` and `C` are square matrices of order 3 (d) `(A B)^(-1)=B^(-1)A^(-1)` , where `B=([b_(i j)])_(3xx3)` and `|B|!=0`
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