101 2 3. let m -3 1 2, b -9 2 -3 2 14 a. solve mx =b by augmenting and row reducing. b. solve mx=b by finding m-1 by row reduction and multiplying. solve mx b by cramer's rule. d. solve mx b by finding m-1 by the adjugate and multiplying. show the columns of m form a basis for r3. find the coordinates of b with respect the c. e. column basis f. how do you know mx b has a unique solution based on your row reduction in part a. if you change b will it still be solvable? explain. unique solution based on your determinant in part b. g. how do you know mx = b has a if you change b will it still be solvable? explain.