Matrix Determinants and Cramer's Rule

Using Cramer's Rule, type in the missing number in the bottom right corner that would complete the Matrix in order to evaluate the original Determinant. [where the red box is located]

(*Sample Answer: 5)

Evaluate the determinant of the matrix. (Example Answer: 59)

What is the formula for the determinant of a 2x2 matrix?

• ad-bc

• ab-cd

• ad+bc

• ab+cd

When using Cramer's Rule, what would the 2x2 matrix look like for the Determinant (D)?

• 

• 

Evaluate the determinant using the Traditional or Diagonal Method:

• 16

• -16

• -6

• 6

Evaluate the determinant of the matrix.

Evaluate the determinant of the matrix.

Evaluate the determinant of the matrix.