Quiz 1-2

Evaluate the det (B).

• 7

• -7

• 23

• -23

Tags

CCSS.HSN.VM.C.12

Evaluate the following determinant.

• -8

• -3

• 3

• 8

Tags

CCSS.HSN.VM.C.12

Find the value of determinant for the above matrix.

• 0

• 4

• 12

• 24

Tags

CCSS.HSN.VM.C.12

Evaluate the value of det (G).

• 8

• -8

• 18

• -18

Tags

CCSS.HSN.VM.C.6

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

Will this matrix have an inverse?

• Yes

• No

• Unable to Determine

Tags

CCSS.HSA.REI.C.9

Find the inverse.

• A

• B

• C

• D

Tags

CCSS.HSA.REI.C.9

Find value of x and y use Matrix Inverse Formula

4x - y = 13

5x - y = 16

• x = 3, y = -1

• x = - 3 , y = 1

• x = -1 , y = 3

• x = 2 , y = -1

Find the value of a and b

4a - b - 10 =0

2a - 3b = 12

• a = -2 , b = 3

• a = 3 , b = -2

• a = -3 , b = -2

• a = -2 b = -3

When setting up Cramer's Rule, what is the numerator for the x matrix in the system?

 

•  $\left|-4\ \ \ -2\right|$  
   $\left|-5\ \ \ -4\right|\$  
  

•  $\left|-4\ \ \ -16\right|$  
   $\left|-5\ \ -26\right|$  
  

•  $\left|-16\ \ \ -2\right|$  
   $\left|-26\ \ \ \ -4\right|$  
  

•  $\left|-4\ \ -4\right|$  
   $\left|-2\ \ -5\right|$