Describe and compare the solution sets of x 6x2 7x3 0 and x 6x2 7x3 5 Describe the solution set X X1 X2 x3 X3 of x 6x2 7x3 0 in parametric vector form Select the correct choice below and fill in the ans 3 boxes within your choice Type an integer or fraction for each matrix element O A X OB X X3 OC X X