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

a)det(B)

b)det(3B)

c)det(A^3)

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- Dec 15th 2008, 12:28 AMtrythisDEt A
Given and det(A)=3, write down each of the following;

a)det(B)

b)det(3B)

c)det(A^3) - Dec 15th 2008, 02:24 AMMush
- Dec 15th 2008, 02:28 AMmr fantastic
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