Convert the following LP models from Primal form to dual form MIN=x = 3x12x24x3 subject to 3x+5x2+4x327 6x1+2+3x324 7x1 22 310 - x12x25x3231 4x+7x2 2x32 - and x1, x2, x320; 2. MIN x-3x-2x3 subject to 3x1 x2+2x37 2x-4x2 212 -4x+3x2+8x310 and x.x220;x, unrestricted in sign MAX=x = x1 - 2x2 + 3x3 subject to -2x+2+3x3=2 2x + 3x2+4x3=1 and x1, x2, x3 20;