Algebra 2: Matrix equations

What is A^-1?

• 
• 
• 
• 

Tags

CCSS.HSA.REI.C.9

Solve the system.  Write the matrix equation on your own paper.
-5x + 5y = -10
-7x + 4y = 13

• (-7, -5)
• (-7, -9)
• (7, -9)
• (-7, 5)

Tags

CCSS.HSA.REI.C.9

Solve the system.  Write the matrix equation on your own paper.
-5x + 5y = -10
-7x + 4y = 13

• (-7, -5)
• (-7, -9)
• (7, -9)
• (-7, 5)

Tags

CCSS.HSA.REI.C.9

A __________ matrix is a matrix with rows = columns.

• Same

• Equal

• Big

• Square

Select the square matrices

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• 
• 
• 

Tags

CCSS.HSA.REI.C.9

CCSS.HSN.VM.C.9

Determine whether the matrices are multiplicative inverses.

• Yes
• No
• Workout
• Valut-Tech

Tags

CCSS.HSA.REI.C.9

Find the determinant's value

• -18
• -23
• -2
• 2

Tags

CCSS.HSN.VM.C.12

Calculate the determinant

• 0
• none
• -32
• -8

Find the determinant of the matrix

• A
• B
• C
• D

Find the inverse of the matrix

• A
• B
• C
• D

Tags

CCSS.HSA.REI.C.9