Solve the problem.The U.S. Maritime Administration estimated that the cost per ton of building an oil tanker could be represented by the model 
where y is the cost in dollars per ton and x is the tons (in thousands). What size of oil tanker (in thousands of tons) can be built for $200 per ton?
A. 34 thousand tons
B. 268 thousand tons
C. 340 thousand tons
D. 760 thousand tons
Answer: C
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Sketch the graph and show all local extrema and inflection points.y = -x4 + 2x2 - 8
A. Local minima: (-1, 7), (1, 7)
Local maximum: (0, 8)
Inflection point: 
, 
B. Local maxima: (-1, -7), (1, -7)
Local minimum: (0, -8)
Inflection points: 
, 
C. Local maxima: (-1, -7), (1, -7)
Inflection points: 
, 
D. Local maxima: (-1, -7), (1, -7)
Local minimum: (0, -8)
No inflection points
Provide an appropriate response.Define f(0,0) in such a way that extends f(x, y) = 
to be continuous at the origin.
A. No definition makes f(x, y) continuous at the origin. B. f(0, 0) = 2 C. f(0, 0) = 1 D. f(0, 0) = 0
Graph the function f by starting with the graph of y = x2 and using transformations (shifting, compressing, stretching, and/or reflection).f(x) = - 
x2 
A. 
B. 
C. 
D. 
Solve. Write the fraction in simplest form.In a product survey comparing several soft drinks, 
of those asked preferred Drink A, and 
of those asked preferred Drink B. Which drink was preferred by more people?
A. Drink B B. Drink A