Given and det(A)=3, write down each of the following;

a)det(B)

b)det(3B)

c)det(A^3)

Results 1 to 3 of 3

- Dec 15th 2008, 01:28 AM #1

- Joined
- Dec 2008
- Posts
- 15

- Dec 15th 2008, 03:24 AM #2

- Joined
- Dec 2008
- From
- Scotland
- Posts
- 901

- Dec 15th 2008, 03:28 AM #3
a) You should know that .

b) See theorem 1 here: Pauls Online Notes : Linear Algebra - Properties of Determinants

c) Consider theorem 3 here: Pauls Online Notes : Linear Algebra - Properties of Determinants