The number -2 in the X2 column and X1 row of a simplex tableau implies that
A) if 1 unit of X2 is added to the solution, X1 will decrease by 2.
B) if 1 unit of X1 is added to the solution, X2 will decrease by 2.
C) if 1 unit of X2 is added to the solution, X1 will increase by 2.
D) if 1 unit of X1 is added to the solution, X2 will increase by 2.
E) None of the above
C
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Which of the following statements is true of a testator's signature on a will?
A) The testator's signature must be obtained in the presence of the sole beneficiary as the principal witness. B) The will need not be signed by the testator if it is already attested by witnesses. C) The use of nicknames and honorary titles while signing a will render it unenforceable and invalid. D) The testator's signature must appear at the end of the will to prevent chances of any fraud.
Refer to the spreadsheet above. Which equation should be entered in cell F8 to compute the amount by which the minimal requirement of constraint #3 has been exceeded?
A) =SUMPRODUCT(B2:C2,D3:E3 ) B) D8 - E8 C) E8 - D8 D) F8 - E8 E) E8 - F8