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use the two-phase method and big.M method to solve the LPP: min z=x1-2x2 st: x1+x2>=2 -x1+x2>=1...

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Basic Math

use the two-phase method and big.M method to solve the LPP: minz=x1-2x2 st: x1+x2>=2 -x1+x2>=1 x2<=3 x1,x2>=0 (twomethod!)

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Given primal problem is Min z x12x2St x1x22x1x21x23x1x20TWO PHASEMETHODAfter introducing x3x4 as surplusvariables and x5 as slack variable and x6x7 as artificial variables the constraint equationsbecomex1x2x30x40x5x60x7 2x1x20x3x40x50x6x7 1x20x30x4x50x60x7 3x1x2x3x4x5x6x70The auxiliary objective function    See Answer
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