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( P= left[ begin array lll 1 & 0 & 0 0 & 1 & 0 0 & 0 & 1 end array right] ) হলে – i. ( |P|=1 ) ii. (P^ T =P ) iii. (P=I_ 3 ) নিচের কোনটি সঠিক ? | Suva Ai