1 Linear Equations In Linear Algebra 2 Matrix Algebra 3 Determinants 4 Vector Spaces 5 Eigenvalues And Eigenvectors 6 Orthogonality And Least Squares 7 Symmetric Matrices And Quadratic Forms 8 The Geometry Of Vector Spaces 9 Optimization (online) 10 Finite-state Markov Chains (online) expand_more
4.1 Vector Spaces And Subspaces 4.2 Null Spaces, Column Spaces, And Linear Transformations 4.3 Linearly Independent Sets; Bases 4.4 Coordinate Systems 4.5 The Dimension Of A Vector Space 4.6 Rank 4.7 Change Of Basis 4.8 Applications To Difference Equations 4.9 Applications To Markov Chains Chapter Questions expand_more
Problem 1PP: The matrices below are row equivalent. A=[2116812432781031045704],B=[1243203912120000000000] 1. Find... Problem 2PP: The matrices below are equivalent. A=[2116812432781031045704],B=[1243203912120000000000] 2. Find... Problem 3PP: The matrices below are row equivalent. A=[2116812432781031045704],B=[1243203912120000000000] 3. What... Problem 4PP: The matrices below are equivalent. A=[2116812432781031045704],B=[1243203912120000000000] 4. How many... Problem 1E: In Exercises 1-4, assume that the matrix A is row equivalent to B. Without calculations, list rank A... Problem 2E: In Exercises 1-4, assume that the matrix A is row equivalent to B. Without calculations, list rank A... Problem 3E: In Exercises 1-4, assume that the matrix A is row equivalent to B. Without calculations, list rank A... Problem 4E: In Exercises 1-4, assume that the matrix A is row equivalent to B. Without calculations, list rank A... Problem 5E: If a 3 8 matrix A has rank 3, find dim Nul A, dim Row A, and rank AT. Problem 6E: If a 6 3 matrix A has rank 3, find dim Nul A, dim Row A, and rank AT. Problem 7E: Suppose a 4 7 matrix A has four pivot columns. Is Col A = 4? Is Nul A = 3? Explain your answers. Problem 8E: Suppose a 5 6 matrix A has four pivot columns. What dim Nul A? Is Col A = 4? Why or why not? Problem 9E: If the null space of a 5 6 matrix A is 4-dimensional, what is the dimension of the column space of... Problem 10E: If the null space of a 7 6 matrix A is 5-dimensional, what is the dimension of the column space of... Problem 11E: If the null space of an 8 5 matrix A is 2-dimensional, what is the dimension of the row space of A? Problem 12E: If the null space of a 5 6 matrix A is 4-dimensional, what is the dimension of the row space of A? Problem 13E: If A is a 7 5 matrix, what is the largest possible rank of A? If A is a 5 7 matrix, what is the... Problem 14E: If A is a 4 3 matrix, what is the largest possible dimension of the row space of A? If A is a 3 4... Problem 15E: If A is a 6 8 matrix, what is the smallest possible dimension of Nul A? Problem 16E: If A is a 6 4 matrix, what is the smallest possible dimension of Nul A? Problem 17E: In Exercises 17 and 18, A is an m n matrix. Mark each statement True or False. Justify each answer.... Problem 18E: In Exercises 17 and 18, A is an m n matrix. Mark each statement True or False. Justify each answer.... Problem 19E: Suppose the solutions of a homogeneous system of five linear equations in six unknowns are all... Problem 20E: Suppose a nonhomogeneous system of six linear equations in eight unknowns has a solution, with two... Problem 21E: Suppose a nonhomogeneous system of nine linear equations in ten unknowns has a solution for all... Problem 22E: Is it possible that all solutions of a homogeneous system of ten linear equations in twelve... Problem 23E: A homogeneous system of twelve linear equations in eight unknowns has two fixed solutions that are... Problem 24E: Is it possible for a nonhomogeneous system of seven equations in six unknowns to have a unique... Problem 25E: A scientist solves a nonhomogeneous system of ten linear equations in twelve unknowns and finds that... Problem 26E: In statistical theory, a common requirement is that a matrix be of full rank. That is, the rank... Problem 27E: Exercises 27-29 concern an m n matrix A and what are often called the fundamental subspaces... Problem 28E: Exercises 27-29 concern an m n matrix A and what are often called the fundamental subspaces... Problem 29E: Exercises 27-29 concern an m n matrix A and what are often called the fundamental subspaces... Problem 30E Problem 31E: Rank 1 matrices are important in some computer algorithms and several theoretical contexts,... Problem 32E: Rank 1 matrices are important in some computer algorithms and several theoretical contexts,... Problem 33E: Rank 1 matrices are important in some computer algorithms and several theoretical contexts,... format_list_bulleted