Solve the problem.If the radius of a sphere is r feet, then the volume of the sphere is 
?r3 cubic feet. Find the volume of a sphere with radius of 9 feet. Round your answer to two decimal places.
A. 309.39 cubic feet
B. 9160.91 cubic feet
C. 3053.64 cubic feet
D. 1526.82 cubic feet
Answer: C
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Give the appropriate counting number answer to the problem.A particular freight elevator can safely carry 1061 pounds. How many 109-pound bundles of wood can be safely carried by this elevator?
A. 5 B. 9 C. 7 D. 4
Analyze the graph of the given function f as follows:(a) Determine the end behavior: find the power function that the graph of f resembles for large values of |x|.(b) Graph f using a graphing utility.(c) Find the x- and y-intercepts of the graph.(d) Use the graph to determine the local maxima and local minima, if any exist. Round turning points to two decimal places.(e) Use the information obtained in (a) - (d) to draw a complete graph of f by hand. Label all intercepts and turning points.(f) Find the domain of f. Use the graph to find the range of f.(g) Use the graph to determine where f is increasing and where f is decreasing.f(x) = x3 - 0.4x2 - 2.5861x + 3.0912
What will be an ideal response?
Solve the linear programming problem.A doctor has told a sick patient to take vitamin pills. The patient needs at least 6 units of vitamin A and at least 6 units of vitamin B. The red vitamin pills cost 
each and contain 1 unit of A and 2 units of B. The blue vitamin pills cost 
each and contain 2 units of A and 1 unit of B. To avoid indigestion, the patient should take no more than 4 red pills and no more than 7 blue pills. How many pills should the patient take each day to minimize costs?
A. 4 red and 7 blue B. 2 red and 2 blue C. 4 red and 1 blue D. 0 red and 6 blue
Provide an appropriate response.Explain the error in the following: 
= 
- 
= x - 6.
What will be an ideal response?