Question: The optimal solution of this linear programming problem is at the intersection of constraints 1 and 2. Max 6 x 1 + 3 x 2

The optimal solution of this linear programming problem is at the intersection of constraints 1 and 2.

Max 6x1 + 3x2

s.t.
4x1 + x2 400
4x1 + 3x2 600
x1 + 2x2 300
x1, x2

0

(a)

Over what range can the coefficient of x1 vary before the current solution is no longer optimal? (Round your answers to two decimal places.)

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(b)

Over what range can the coefficient of x2 vary before the current solution is no longer optimal? (Round your answers to two decimal places.)

----- to --------

(c)

Compute the dual value for the first constraint, second constraint & third constraint

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