A is a 4 x 5 matrix and rank(A) - 3. Choose from the following options the statement that is true for A. There exists a rank two matrix B such that AB os a zero matrix

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter6: Linear Systems
Section6.3: Matrix Algebra
Problem 85E: Determine if the statement is true or false. If the statement is false, then correct it and make it...
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A is a 4 x 5 matrix and rank(A) - 3. Choose from the following options the statement that is true for
A.
There exists a rank two matrix B such that AB os a zero matrix
O For every vector b in R^4 the matrix equation Ax - b has infinitely many solutions
O For every vector b in R^4 the matrix equation Ax = b has a unique solution
O There are vectors b in R^4 such that the matrix equation Ax = b has no solution. However, if Ax = b$ has a
solution then it is unique
Transcribed Image Text:A is a 4 x 5 matrix and rank(A) - 3. Choose from the following options the statement that is true for A. There exists a rank two matrix B such that AB os a zero matrix O For every vector b in R^4 the matrix equation Ax - b has infinitely many solutions O For every vector b in R^4 the matrix equation Ax = b has a unique solution O There are vectors b in R^4 such that the matrix equation Ax = b has no solution. However, if Ax = b$ has a solution then it is unique
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