Math Chapter Wise Matrices And Determinants English MCQ UP PCS (Pre) 2002 Q.Let 3× × ×3 real matrix A be of rank 2 and 1 1 0 B = 0 1 0 Then the rank of A.B: 1 0 1 Acan not be obtained definitely unless A is given Bis equal to1 Cis equal to 2 Dis equal to 3 Show answer Correct answer: is equal to 2