Question: Considering the following the linear program: Max x1 x2 s.t. x1 + x2 1 -x1 + x2 1 x1 4 x1 ,x2 0 a) Use

Considering the following the linear program:

Max x1 x2

s.t. x1 + x2 1

-x1 + x2 1

x1 4

x1 ,x2 0

a) Use two-phased revised simplex method to find an optimal solution.

b) Use two-phase simplex method.

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