Math Chapter Wise Matrices And Determinants English MCQ PGT 2010 Q.If 2 0 A 0 3 − = − and 1 0 I 0 1 = then which of the following is zero matrix? AA2/+5A+6I BA2/–5A+6I CA2/–5A–6I DA2/+5A–6I Show answer Correct answer: A2/+5A+6I