Classify the angle as acute, obtuse, right, or straight.
A. Straight
B. Obtuse
C. Acute
D. Right
Answer: B
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Solve the problem.The concentration C (arbitrary units) of a certain drug in a patient's bloodstream can be modeled using 
where t is the number of hours since a 500 milligram oral dose was administered. Using the TABLE feature of a graphing utility, find the time at which the concentration of the drug is greatest. Round to the nearest tenth of an hour.
A. 2.6 hours B. 4.9 hours C. 4.1 hours D. 3.4 hours
For the given parabola, give the coordinates of the vertex, the axis, the domain, and the range.x = (y - 3)2
A. vertex: (0, 3); axis: y = 3; domain: [0, ?); range: (-?, ?) B. vertex: (0, -3); axis: y = -3; domain: [0, ?); range: (-?, ?) C. vertex: (3, 0); axis: x = 3; domain: (-?, ?); range: (-?, 0] D. vertex: (0, 3); axis: x = 3; domain: (-?, ?); range: [0, ?)
Solve the linear programming problem.A vineyard produces two special wines, a white and a red. A bottle of the white wine requires 14 pounds of grapes and 1 hour of processing time. A bottle of red wine requires 25 pounds of grapes and 2 hours of processing time. The vineyard has on hand 2,198 pounds of grapes and can allot 160 hours of processing time to the production of these wines. A bottle of the white wine sells for $11.00, while a bottle of the red wine sells for $20.00. How many bottles of each type should the vineyard produce in order to maximize gross sales?
A. 76 bottles of white and 42 bottles of red B. 14 bottles of white and 132 bottles of red C. 42 bottles of white and 59 bottles of red D. 132 bottles of white and 14 bottles of red
Find the derivative of the function at the specified point.f(x) = 5x + 9 at x = 2
A. 10 B. 5 C. 0 D. 9