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( P=- left[ begin array ccc -3 & 1 & -2 5 & -3 & -1 1 & 2 & 4 end array right] ) এবং ( Q= left[ begin array ccc a^ 2 & b c & c a+c^ 2 a^ 2 +a b & b^ 2 & c a a b & b^ 2 +b c & c^ 2 | Suva Ai