Determinants and Cramer's Rule

Calculate the determinant

• 0
• -15
• -70
• 10

Solve for the determinant of the following matrix:  
⌈12  −3⌉
⌊−6  15⌋
*detA= ad-bc

• 198
• 162
• -333
• -9

Perform the indicated operation. If it is not possible, select Not Possible. 

• Not Possible
• 52   -8
  36   28
• 12   -8
  -38   -28
• -12   -8
  -38   -40

Define: A coefficient matrix 

• A matrix that contains only coefficients from a system.
• A matrix that is being multiplied by a coefficient.
• a matrix with a diagonol of 1's.
• A matrix containing only 1's and 0's

= ( a * d) - ( b * c )

• optimization
• objective function
• determinant
• gauss jordan elimination

Find the determinant's value

• -18
• -23
• -2
• 2

Calculate the determinant

• 0
• none
• -32
• -8