Solve the problem.A pendulum swings through an angle of 35° each second. If the pendulum is 45 inches long, how far does its tip move each second? If necessary, round the answer to two decimal places.
A. 29.92 inches
B. 28.78 inches
C. 25.64 inches
D. 27.49 inches
Answer: D
Mathematics
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Test the vector field F to determine if it is conservative.F = 7x6y7z7i + 7x7y6z7j + 7x7y7z6k
A. Not conservative B. Conservative
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Solve the problem.A cubic salt crystal expands by accumulation on all sides. As it expands outward find the rate of change of its volume with respect to the length of an edge when the edge is 0.23 mm.
A. 0.1587 mm3/mm B. 1.59 mm3/mm C. 0.04 mm3/mm D. 15.87 mm3/mm
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Solve the problem.For a circle of radius 4 feet, find the arc length s subtended by a central angle of 60°. Round to the nearest hundredth.
A. 4.40 ft B. 4.19 ft C. 4.25 ft D. 4.35 ft
Mathematics
Match the function to the correct graph.y = 2x5 + 7x4 + 8x3 - 43x2 - 41x - 5
A. 
B. 
C. 
D. 
Mathematics