Math Chapter Wise Matrices And Determinants English MCQ UP PCS (Pre) 2004 Q.The system of equations: 2x y z a, x 2y z b, x y 2z c + − = + − = + − = + − = is consistent if– Aa b c 0 Ba b c 0 Ca b c 0 Da b c 0 Show answer Correct answer: a b c 0