Inverse Matrices- Precal

Add

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

Tags

CCSS.HSN.VM.C.8

Subtract

• -5
  -8
  3
  10
• -9
  8
  3
  2
• 5
  -8
  3
  10
• -5
  8
  3
  2

Tags

CCSS.HSN.VM.C.8

CCSS.HSN.VM.B.4

CCSS.HSN.VM.C.10

Calculate the determinant

• 0
• -15
• -70
• 10

Tags

CCSS.HSN.VM.C.12

What is the inverse of this matrix?

• _{(1/25)  (-4/25)
  (3/25)  (13/25)}
• _{(1/5)  (-4/5)
  (3/5)  (13/5)}
• _{(6/25)  (-2/25)
  (2/25)  (9/25)}
• _{(1/150)  (-4/150)
  (3/150)  (13/150)}

Tags

CCSS.HSA.REI.C.9

Which of the following matrices has an inverse of  ⌈−⅗  ⅘⌉
  ⌊⅖  −⅕⌋ ?
*det = -5

• ⌈1  2⌉
  ⌊3  4⌋
• ⌈1 3⌉
  ⌊2  4⌋
• ⌈1  4⌉
  ⌊2  3⌋
• ⌈−3  4⌉
  ⌊2 −1⌋

Tags

CCSS.HSA.REI.C.9

Find the inverse.

• A

• B

• C

• D

Tags

CCSS.HSA.REI.C.9

Determine the Inverse Matrix

• 
• 
• There is no Inverse Matrix

• 

Tags

CCSS.HSA.REI.C.9

Will this matrix have an inverse?

• Yes

• No

• Unable to Determine

Tags

CCSS.HSA.REI.C.9

Calculate the Determinant

• det = 2

• det = -2

• det = -64

• det = 64

Are these matrices inverses of each other?

• Yes

• No

• Unable to Determine

Tags

CCSS.HSA.REI.C.9