S = x1 = 1 10000 1 10 - - 1 10000 W1 w₁ W1 + 1000 W3 + 100 5 + 1/10 7 W5 - W2 = x2 = 100 W4 = 95 49 - X3 = W6 = 1 X4 = W8 = 1000 499 50 10000 4999 500 - - - 15 1000 wi W1 ພາ 10000 W1 1 500 W1 - - - - - - 100 w3 W3 W3 W3 1000 W3 50 W3 - - - - 100 15 W5 W5 W5 ພຣ - - W7 W7

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Apply the pivoting tool to solve CUBE4 by means of Phase 2
of the Simplex algorithm following Bland’s rule. Report the value of
(x1, x2, x3, x4) in each iteration and the sequence of pivots carried out.
How many iterations were needed in Phase 2? Comment.

S
=
x1
=
1
10000
1
10
-
-
1
10000 W1
w₁
W1
+ 1000 W3 + 100 5 + 1/10 7
W5
-
W2
=
x2
=
100
W4
=
95
49
-
X3
=
W6
=
1
X4
=
W8
=
1000
499
50
10000
4999
500
-
-
-
15
1000
wi
W1
ພາ
10000 W1
1
500 W1
-
-
-
-
-
-
100
w3
W3
W3
W3
1000 W3
50 W3
-
-
-
-
100
15
W5
W5
W5
ພຣ
-
-
W7
W7
Transcribed Image Text:S = x1 = 1 10000 1 10 - - 1 10000 W1 w₁ W1 + 1000 W3 + 100 5 + 1/10 7 W5 - W2 = x2 = 100 W4 = 95 49 - X3 = W6 = 1 X4 = W8 = 1000 499 50 10000 4999 500 - - - 15 1000 wi W1 ພາ 10000 W1 1 500 W1 - - - - - - 100 w3 W3 W3 W3 1000 W3 50 W3 - - - - 100 15 W5 W5 W5 ພຣ - - W7 W7
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