Suppose a system contains three inequalities and three unknowns x1, x2 and x3
If the simplex method results in an optimal solution in which the slack variable x6 is zero, this means that at the optimal values of x1, x2, and x3, the third inequality is an equality.
A) True B) False
A
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Solve the problem.An auxiliary fuel tank for a helicopter is shaped like the surface generated by revolving the curve 
- 5 ? x ? 5, about the x-axis (dimensions are in feet). How many cubic feet of fuel will the tank hold to the nearest cubic foot?
A. 8 B. 17 C. 21 D. 5
Find the approximate annual percentage rate using the approximate annual percentage rate formula. Round to the nearest tenth of a percent.Amount financed: $127,534Finance charge: $211,690Number of monthly payments: 360
A. 11.0% B. 11.1% C. 9.0% D. 4.0%
Graph the linear equation.-x = 3y + 8
A. 
B. 
C. 
D. 
Approximate the following value. Round to four decimal places.e-0.63
A. 1.8776 B. -1.7125 C. 0.5326 D. 0.5886