Martix

Solve the system.

• No Solution
• Infinitely Many Solutions
• (2, -1, 5)
• (3, -2, 1)

• x=2
  y=-1
• x=-1
  y=2
• x=-2
  y=1
• x=1
  y=-2

Tags

CCSS.HSA.REI.C.9

Solve the following systems of equations.

-x+6y-z=6

2x+y-3z=16

-x+5y+3z=-7

• A (0, -6, 0)

• B (0, 0, -6)

• C (3, 1, -3)

• D (-6, 4, -3)

Calculate the determinant

• 0
• none
• -32
• -8

In Matrix R (pictured) what element is in the second row, third column?

• 8
• 9.01
• 6
• 1

Add

• 11    8
  -4     2
• 3     2
  -6    -6
• -3    2
  -4    -6
• 10    8
  -6    2

Tags

CCSS.HSN.VM.C.8

Find A-B

• -3     1
  7     -1
• 1     0
  1     -4
• -4       0
  6     -1
• not possible because rows do not match columns

Tags

CCSS.HSN.VM.C.8

Find the product.

• undefined
• -3   16
  17   12
  8   -10
• 3   12 
  -15  -8
  -1   -3

Tags

CCSS.HSN.VM.C.8

What do m, n, p and q equal in this scalar matrix multiplication?

• m=8, n=9, p=-4, q=4 
• m=15, n = -45, p=20, q=-5
• m=20, n=-5, p=15, q=-45
• m=-5, n=20, p=-45, q=15

Tags

CCSS.HSN.VM.C.7

How is the entry of a matrix identified?

• Row x Column

• Column x Row

• Row only

• Column only