Matrices ejercicios resueltos parte 1

Matrices and determinants exercises http://goo.gl/mz2Qj7 2nd year of high school: Exercises and solved problems on inverses, Gauss, matrix equations, rank of matrices, parameters, university entrance exam, properties of determinants, mathematics, theory, 00:00 Introduction 00:22 Matrices, 2nd year of high school, solved exercises, part 1