Consider the following LPP:
Min. Z = x1+x2+x3
Subject to 3x1 + 4x3 ≤ 5
5x1 + x2 + 6x3 =7
8x1 + 9x3 ≥ 2
x1, x2, x3 ≥ 0
The standard form of this LPP shall be:
(1) Min. Z = x1 + x2 + x3 + 0x4 + 0x5
Subject to 3x1 + 4x3 + x4 = 5;
5x1 + x2 + 6x3 =7;
8x1 + 9x3 - x5 = 2;
x1, x2, x3, x4, x5 ≥ 0
(2) Min. Z = x1 + x2 + x3 + 0x4 + 0x5 -1(x6)-1(x7)
Subject to 3x1 + 4x3 + x4 = 5;
5x1 + x2 + 6x3 +x6 = 7;
8x1 + 9x3 - x5 + x7 = 2;
x1 to x7 ≥0
(3) Min. Z = x1 + x2 + x3 + 0x4 + 0x5 + 0x6
Subject to 3x1 + 4x3 + x4 = 5;
5x1 + x2 + 6x3 = 7;
8x1 + 9x3 - x5 + x6 = 2;
x1 to x6 ≥ 0
(4) Min. Z = x1 + x2 + x3 + 0x4 + 0x5 + 0x6+ 0x7
Subject to 3x1 + 4x3 + x4 = 5;
5x1 + x2 + 6x3 + x6 = 7;
8x1 + 9x3 - x5 + x7 = 2;
x1 to x7 ≥ 0
Min. Z = x1+x2+x3
Subject to 3x1 + 4x3 ≤ 5
5x1 + x2 + 6x3 =7
8x1 + 9x3 ≥ 2
x1, x2, x3 ≥ 0
The standard form of this LPP shall be:
(1) Min. Z = x1 + x2 + x3 + 0x4 + 0x5
Subject to 3x1 + 4x3 + x4 = 5;
5x1 + x2 + 6x3 =7;
8x1 + 9x3 - x5 = 2;
x1, x2, x3, x4, x5 ≥ 0
(2) Min. Z = x1 + x2 + x3 + 0x4 + 0x5 -1(x6)-1(x7)
Subject to 3x1 + 4x3 + x4 = 5;
5x1 + x2 + 6x3 +x6 = 7;
8x1 + 9x3 - x5 + x7 = 2;
x1 to x7 ≥0
(3) Min. Z = x1 + x2 + x3 + 0x4 + 0x5 + 0x6
Subject to 3x1 + 4x3 + x4 = 5;
5x1 + x2 + 6x3 = 7;
8x1 + 9x3 - x5 + x6 = 2;
x1 to x6 ≥ 0
(4) Min. Z = x1 + x2 + x3 + 0x4 + 0x5 + 0x6+ 0x7
Subject to 3x1 + 4x3 + x4 = 5;
5x1 + x2 + 6x3 + x6 = 7;
8x1 + 9x3 - x5 + x7 = 2;
x1 to x7 ≥ 0