HSA-REI.C.9

(+) Find the inverse of a matrix if it exists and use it to solve systems of linear equations (using technology for matrices of dimension 3 × 3 or greater).

 
14 Lesson(s)
   

Manufacturing Cat Toys (Day 1 of 2)

12th Grade Math » Unit: Matrices and Systems
12th Grade Math » Unit: Matrices and Systems
Tim  Marley
Troy, MI
Environment: Suburban
 
Big Idea:

Get students thinking about how to solve systems of equations using matrices.

 
Favorites (3)
 
Resources (13)
 
Reflections (1)
untitled
   

Manufacturing Cat Toys (Day 2 of 2)

12th Grade Math » Unit: Matrices and Systems
12th Grade Math » Unit: Matrices and Systems
Tim  Marley
Troy, MI
Environment: Suburban
 
Big Idea:

We can set up matrix equations - now it is time to solve them!

 
Favorites (1)
 
Resources (6)
untitled
   

Final Exam Review Stations (Day 1 of 3)

12th Grade Math » Unit: Review
12th Grade Math » Unit: Review
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

Students review by working through various stations at their own pace and receive immediate feedback on their work.

 
Favorites (5)
 
Resources (23)
 
Reflections (1)
review stations 1
   

Applications of Inverses - Decoding

12th Grade Math » Unit: Matrices
12th Grade Math » Unit: Matrices
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

Students use matrices to decode messages that lead to a hidden treasure in the classroom.

 
Favorites (2)
 
Resources (17)
students decoding the encoding
   

Formative Assessment: Systems of Equations and Inequalities

12th Grade Math » Unit: Matrices and Systems
12th Grade Math » Unit: Matrices and Systems
Tim  Marley
Troy, MI
Environment: Suburban
 
Big Idea:

A quick assessment will give you and your students feedback about the second half of the unit.

 
Favorites (1)
 
Resources (6)
untitled
   

Matrices Test Review

12th Grade Math » Unit: Matrices
12th Grade Math » Unit: Matrices
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

Students answer questions on their personal response systems to guide the review for the test.

 
Resources (6)
review
   

Cramers Rule - Solving Systems of Equations

12th Grade Math » Unit: Matrices
12th Grade Math » Unit: Matrices
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

Students find their love (if they didn’t find it yesterday) for matrices when they learn how much easier solving systems of equations can be.

 
Favorites (1)
 
Resources (23)
 
Reflections (1)
cramer
   
12th Grade Math » Unit: Matrices
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

Students find their love for matrices when they learn how much easier solving systems of equations can be!

 
Resources (22)
 
Reflections (1)
inverse matrices and systems
   

Inverses of Matrices

12th Grade Math » Unit: Matrices
12th Grade Math » Unit: Matrices
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

Students discover how to find the inverse of a matrix by analyzing the relationships between matrices and their inverses.

 
Favorites (2)
 
Resources (15)
learning target resized
   

Unit Review and Cryptography

12th Grade Math » Unit: Matrices and Systems
12th Grade Math » Unit: Matrices and Systems
Tim  Marley
Troy, MI
Environment: Suburban
 
Big Idea:

Cryptography is a good culminating activity for this unit.

 
Favorites (1)
 
Resources (6)
untitled
   

Hop on the Carousel

12th Grade Math » Unit: Matrices and Systems
12th Grade Math » Unit: Matrices and Systems
Tim  Marley
Troy, MI
Environment: Suburban
 
Big Idea:

Use a group activity to help students make sense of solving systems with matrices.

 
Favorites (1)
 
Resources (6)
untitled
   

Use Matrices to Solve System of Equations

12th Grade Math » Unit: Matrices
12th Grade Math » Unit: Matrices
Katharine Sparks
Independence, MO
Environment: Suburban
 
Big Idea:

By analyzing how to solve equations with inverses students will see how to use matrices to solve system of equations with many variables.

 
Favorites (1)
 
Resources (18)
 
Reflections (1)
solving mat
   

Inverses and Determinants

12th Grade Math » Unit: Matrices
12th Grade Math » Unit: Matrices
Katharine Sparks
Independence, MO
Environment: Suburban
 
Big Idea:

After discovering how to find the determinant students will use it to find inverses of 2X2 matrices.

 
Resources (16)
det
   

Matrices Exam

12th Grade Math » Unit: Matrices
12th Grade Math » Unit: Matrices
Tiffany Dawdy
Phoenix, AZ
Environment: Urban
 
Big Idea:

Students will demonstrate their learning of Matrices in this formal assessment.

 
Resources (3)
test image
Common Core Math
 
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