Pivot once about the circled element in the simplex tableau, and read the solution from the result. 
A. x3 = 15, s2 = 16, s3 = -27, z = 15; x1, x2, s1 = 0
B. x3 = 5, s2 = 16, s3 = -27, z = 15; x1, x2, s1 = 0
C. x3 = 5, s2 = 1, s3 = -27, z = 15; x1, x2, s1 = 0
D. x3 = 5, s2 = 1, s3 = 63, z = 15; x1, x2, s1 = 0
Answer: C
Mathematics
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?
?
subject to the constraint 
.
?
A. Maxima : 
Minima : 
?
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?
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?
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