Matrix Operations 

Matrix Addition, Matrix Subtraction, Scalar Multiplication & Matrix Multiplication

Types of Problems:

  • Addition and subtraction of matrices
  • Scalar multiplication with matrices
  • Matrix multiplication
  • Applications that involve matrices
  • Use of determinants
  • Use of inverses to solve matrix equations

Practice

Basic Operations Guided Notes 
10-1_matrix_guided_notes.pdf
Additional Practice with Basic Operations (Makeup Formative)
​4-2-19_formative_assessment_makeup_additional_practice.pdf
​
KUTA Practice All operations 
all_matrix_operations.pdf

Video and other resources

Desmos Matrix Calculator
www.desmos.com/matrix
KHAN Academy Link 
www.khanacademy.org/math/precalculus/precalc-matrices/multiplying-matrices-by-matrices/v/matrix-multiplication-intro

Video and other resources

4-2-19 Formative Assessment

Formative Assessment 4-2-19
formative_assessment_basic_matrix_operations__4-2-19.pdf
Makeup/Additional Practice Formative Assessment 4-2-19
4-2-19_formative_assessment_makeup_additional_practice.pdf
worked out solutions 4-2-19_formative_assessment_v1.pdf
worked out solutions 4-2-19_formative_assessment_v2.pdf
worked out solutions 4-2-19_formative_assessment_v3.pdf
worked out solutions 4-2-19_formative_assessment_v4.pdf
worked out solutions 4-2-19_formative_assessment_vm.pdf

Advanced Matrix Operations and Applications 

Solving 3 x 3 systems using
​Cramer's Rule and Determinant
KUTA Practice Worksheet
systems_of_three_equations_cramers_rule.pdf

Select Examples Worked OUT

Worked OUT solution using Cramer's Rule
4-5-19_cramers_3x3_matrix_solve_kuta_2.pdf
​

Worked OUT solution using Cramer's Rule
4-5-19_cramers_3x3_matrix_solve_kuta_3.pdf

​

​Worked OUT solution using Cramer's Rule
SPECIAL CASE 1
4-5-19_cramers_3x3_matrix_solve_kuta_4.pdf

Worked OUT solution using Cramer's Rule
SPECIAL CASE 2
4-5-19_cramers_3x3_matrix_solve_kuta_11.pdf

Additional Resources