NCERT Solutions for CBSE Class 12th Mathematics, Chapter 3: Matrices are available here. In this article, you will find solutions of exercise 3.2 (from question number 17 to question number 22). These ...

Most of the students get easily stressed right before the board exams or any other competitive exam. Actually the most prominent reason behind this is getting confused in choosing the right source for ...

Solution: det (A) = −5, and for n×n matrix adj (A) has determinant (det A)^ (n−1). Here n = 3, so det (B) = (−5)^ (2) = 25. For feedback or story ideas, reach us at timesnoweducation@timesgroup.com ...