Math Chapter Wise question with answer

Q01 If A and B are square matrices of order 3 such that det A = −1 and det B = 3, then is: English · NVS PGT 2022 Q02 If A and B are square matrices of order n such that AB = A and BA=B, then English · UKPSC Lecturer (Mains) 2020 Q03 For square matrices A and B, which of the following is true? English · LT 2018 Q04 A, B are two square matrices of same order 3 and det A=2, det B= 3, then det (2AB) is equal to English · PGT 2005 Q05 For square matrices A and B of the same order the property which does not hold is: English · UP PCS (Pre) 1998 Q06 If A and B are square matrices of the same order such that A2 = I = B2 I being the unit matrix, then: English · UP PCS (Pre) 1999