Section 11.3

Systems of Linear Equations: Determinants

OBJECTIVE 1

2 3Evaluate:

4 1

OBJECTIVE 2

Cramer’s Rule

Use Cramer's Rule, if applicable, to solve the system3 6 245 4 12x yx y

OBJECTIVE 3

21 32Find: (a) (b) M M

1 2 1

Find the value of the 3 by 3 determinant: 3 5 1

2 6 7

OBJECTIVE 4

Use Cramer's Rule, if applicable, to solve the following system:2 1

3 5 32 6 7 1

x y zx y zx y z

OBJECTIVE 5

Properties of Determinants

Properties of Determinants

Properties of Determinants

Properties of Determinants