Let the set of vectors satisfying X1+3x2+2x3+x4 = 4
2x1+6x2+5x3+x4 = 9
X1,x2, x3, x4 >= 0.
Reply the given questions, justifying answer
i) Determine extreme point of feasible region.
ii) Determine basic solution that is not feasible
iii) Determine feasible solution that is not basic
iv) Determine feasible solution that is the extreme point. Justify the answer by using definition of extreme point.