**TI83F* AppVariable file 12/24/08, 18:24S BGLA106B@nav 868E89BEB1644A6EA4327E33887122BEGLA106. GLA1061  augmented matrix Zaugmented matrix:ÖA coefficient matrix with an extra column containing the constantÖterms.  consistentcconsistent:ÖA system of equations that has atÖleast one ordered pair that satisfies both equations.  dependentJdependent:ÖA system of equations that hasÖan infinite number of solutions.  dimension \dimension:ÖThe number of rows, m, andÖthe number of column, n, of a matrix written as m n. elementFelement:Ö1. Each object or number in a set.Ö2. Each entry in a matrix.  eliminationjelimination:ÖThe use of addition or subtraction to eliminate one variable and solve a system of equations. identity matrix Āidentity matrix:ÖA square matrix that, when multiplied by another matrix, equals that same matrix. If A is any n n matrix and I is the Ön n identity matrix, Öthen A I = A Öand I A = A.  inconsistent Uinconsistent:ÖA system of equations with noÖordered pair that satisfy both equations.   independent=independent:ÖA system of equations withÖexactly one solution.  matrixCmatrix:ÖAny rectangular arrangement ofÖnumbers in rows and columns.  row reduction lrow reduction:ÖThe process of performingÖelementary row operations on an augmented matrix to solve a system.  scalar2scalar:ÖA constant that is multiplied by aÖmatrix.  scalar multiplication>scalar multiplication:ÖMultiplication of a vector by a scalar.  substitution Wsubstitution:ÖUse algebraic methods to findÖan exact solution of a system of equations. system of equationsLsystem of equations:ÖA set of two or more equations with the same variables. system of inequalities Rsystem of inequalities:ÖA set of two or more inequalities with the same variables.m