If A and B are 4x4 matrices, det(A) = -4, det(B) = 3, then (d) det(B^-1) = ??,

Expert Answers
tiburtius eNotes educator| Certified Educator

One property of determinants says

`det(B^(-1))=1/(det(B))`

Hence we get

`det(B^(-1))=1/(det(B))=1/3` <-- Your solution