Solve the problem.A size 6 dress in Country C is size 42 in Country D. A function that converts dress sizes in Country C to those in Country D is
Find the inverse of the function.
A. f-1(x) = x - 36
B. f-1(x) =
C. f-1(x) = x + 36
D. f-1(x) =
Answer: A
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A delivery truck must deliver packages to 6 different store locations (A, B, C, D, E, and F). The trip must start and end at A. The graph below shows the distances (in miles) between locations. We want to minimize the total distance traveled.
How many different Hamilton circuits would we have to check if we use the brute-force algorithm? (Do not count the same circuit traveled backward.)
A. 6 B. 60 C. 15 D. 30 E. none of these
Solve the problem.Suppose f(x) = 33.4 + 1.3log (x + 1) models salinity of ocean water to depths of at a certain latitude. x is the depth in meters and f(x) is in grams of salt per kilogram of seawater. Approximate the salinity (to the nearest hundredth) when the depth is 40 meters.
A. 52.57 grams of salt per kilogram of seawater B. 31.30 grams of salt per kilogram of seawater C. 55.17 grams of salt per kilogram of seawater D. 35.50 grams of salt per kilogram of seawater
Use synthetic division to divide.(x5 - 243) ÷ (x - 3)
A. x4 + 3x3 + 9x2 + 27x + 81
B. x4 + 3x3 + 9x2 + 27x + 81 +
C. x4 - 3x3 + 9x2 - 27x + 81
D. x4 + 3x3 + 3x2 + 3x + 3
Evaluate the expression xy for the given values of the variables.x = 0.4, y = -16.8
A. 6.72 B. -16.4 C. -17.2 D. -6.72