Determine whether the given function satisfies Laplace's equation.f(x, y, z) = 9x + 9y3z2
A. Yes
B. No
Answer: B
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Provide an appropriate response.A contractor has a weekly payroll of $6,976 for 32 employees. What is the average weekly salary of each employee?
A. $208 B. $228 C. $238 D. $218 E. none of the above
Provide an appropriate response.Sales tax is sometimes not collected on the sale of food.
A. True B. False
Each of four factories manufactures three products in the daily quantities and unit costs given in Figures 1 and 2. Find a suitable matrix product to represent production costs.Figure 1 Production quantitiesFactoryProduct AProduct BProduct CAshtabula172417Boston162322Chicago171721Denver222315Figure 2 Unit production costs Day ShiftNight ShiftProduct A2.903.10Product B2.402.80Product C4.902.00Round to the nearest tenth if necessary.
What will be an ideal response?
Solve the problem.The following table shows the diameters of the moons orbiting a planet named Geo I. What is the mean diameter of the moons? Round to the nearest whole number. 
A. 308 km B. 951 km C. 516 km D. 723 km