True/False: Let be any matrix, then is in .
True False
True/False: Let be any matrix, then is in .
True False

True/False: Let be any matrix, then where .
True False

True/False: Let be any matrix, then is a subspace of
True False

True/False: Let be any matrix, then is a subspace of
True False

True/False: Let be any matrix, then is a subspace of
True False

True/False: Let be any matrix, then is a subspace of
True False

True/False: Let be any matrix, then is
True False

Suppose is a solution to where is a matrix. Is in ?
Yes No Not enough information given to determine

Suppose . Which of the following statements is true?