1. ## determinant

det (A) = 3

find

det(A^3)

how?

2. Hello,
Originally Posted by mathseek
det (A) = 3

find

det(A^3)

how?
The determinant of the product of matrices is the product of the determinants.
det(AB)=det(A) det(B)

Hence det(A^3)=det(A*A*A)=... ?