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The corner points of the feasible regio...

The corner points of the feasible region determined by a set of constraints (linear inequlities) are P(0,5), Q (3,5), R(5,0) and S(4,1) and the objective function is Z = ax + 2 by where `a,b gt 0` . The condition on a and b such that the maximum Z occurs at Q and S is .

A

`a-5b = 0 `

B

`a-3b = 0 `

C

`a-2b = 0`

D

`a - 8b = 0`

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