If you are looking to develop your skills on vectors or matrices then we can point you in the right direction for some support and practice. The resources below revisit complex Maths topics included ...

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 ...