Evaluate the determinant of the matrix.

• -21
• 0
• 9
• 12

Tags

CCSS.HSN.VM.C.12

Calculate the determinant

• 0
• -15
• -70
• 10

Tags

CCSS.HSN.VM.C.12

What is the area of the triangle with vertices A(41,24), B(3,-1) and C(7,1)?

• 6

• 12

• 18

• 24

Tags

CCSS.HSG.GPE.B.7

What is the area of triangle XYZ with vertices X(8,-6), Y(-4,2) and Z(-18,-12)?

• 280

• 140

• 180

• 240

Tags

CCSS.HSG.GPE.B.7

Solve the system using matrices
x + 2y = 2
5x - 6y = - 54

• (-6, 4)
• (-8, 4)
• (8, 4)
• (6, 4)

Tags

CCSS.HSA.REI.C.9

Solve the system using matrices
3x - 8x = 32
x + y = 7

• (-8, 1)
• (8, -1)
• (-1,8)
• (1, -8)

Tags

CCSS.HSA.REI.C.9

Find the determinant of the following matrix.

• -7

• 7

• -23

• 23

Tags

CCSS.HSN.VM.C.12

Calculate the determinant

• 13
• -3
• -5
• 13

Calculate the determinant

• 0
• none
• -32
• -8

Tags

CCSS.HSN.VM.C.12

Find the determinant of the following matrix.

• -12

• -10

• 12

• 10

Tags

CCSS.HSN.VM.C.12