question_answer 1)

Minimum Z = ?3x + 4y subject to the constraints, x + 2y  3x + 2y  

Answer:

Objective function is, Z = ?3x + 4y       L1 : x + 2y = 8       L2 : 3x + 2y = 12                                             Here Z is minimum at C (4, 0)  x = 4, y = 0 is optimal solution.