8. A system of equations has a 4 x 6 coefficient matrix, A. Assuming that the equation Ax consistent, explain why it mus
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8. A system of equations has a 4 x 6 coefficient matrix, A. Assuming that the equation Ax consistent, explain why it mus
solutions. 9. Assume A is 4 x 4 and Ax - A D- -3 has a unique solution. Show that the columns of A span R¹.
8. A system of equations has a 4 x 6 coefficient matrix, A. Assuming that the equation Ax consistent, explain why it must have infinitely many