8. Let A be an m x n matrix with m> n. Let b € Rm and suppose that N(A) = {0}. (a) What can you conclude about the colum
Posted: Wed Jul 06, 2022 12:03 pm
8. Let A be an m x n matrix with m> n. Let b € Rm and suppose that N(A) = {0}. (a) What can you conclude about the column vec- tors of A? Are they linearly independent? Do they span R"? Explain. (b) How many