Matrix Algebra and Applications

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Chapter 6: Matrix Algebra and Applications (35 videos)   (Practice Test)
6.1: Matrix Notation and Algebra  (Practice Test)
  1. Solving Real Life Problems by Graph
  2. Problem 1: Solving Real Life Problems by Graph
  3. Introduction to Matrix
  4. More on Introducing Matrix
  5. Problem 1: Introduction to Matrix
  6. Addition of Matrices
  7. Problem 1: Addition of Matrices
  8. Multiplication of Matrix by a Real Number
  9. Problem 1: Multiplication of Matrix by a Real Number
  10. Multiplication of Matrices
  11. More on Multiplication of Matrices
  12. Problem 1: Multiplication of Matrices
  13. Additive Identity of a Matrix
  14. Problem 1: Additive Identity of a Matrix
  15. Multiplicative Identity of a Matrix
  16. Problem 1: Multiplicative Identity of a Matrix
6.2: Matrix Inverses  (Practice Test)
  1. Additive Inverse of a Matrix
  2. Problem 1: Additive Inverse of a Matrix
  3. Multiplicative Inverse of a Non-Singular Matrix
  4. Problem 1: Multiplicative Inverse of a Non-Singular Matrix
  5. Inverse of Matrix by Row Operation
  6. Problem-Inverse of Matrix by Row Operation
  7. Problem-More on Inverse of Matrix by Row Operation
  8. Solving Simultaneous Equations-Inversion Method
  9. More on Solving Simultaneous Equations-Inversion Method
  10. Application of Inverse Matrix: Cryptography
  11. Problem-Application of Inverse Matrix: Cryptography
6.3: A Linear Economic Model  (Practice Test)
  1. Leontief input output model
  2. input output model for three industries
  3. Application of Leontief input output model
  4. application of Leontief model when n is 4
  5. Leontief closed model
  6. Leontief open model
  7. Least Square Method
  8. Application of least square method (2)