Find the period of the function.y = -5 cos x
A. ?
B. 
C. 2?
D. 5
Answer: C
Mathematics
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Solve the problem.A rectangular swimming pool is being constructed, 18 feet long and 100 feet wide. The depth of the pool is measured at 3-foot intervals across the width of the pool. Estimate the volume of water in the pool using the Parabolic Rule.
A. 7700 ft3 B. 10,200 ft3 C. 5800 ft3 D. 8700 ft3
Mathematics
Express the area of the region bounded by the given line(s) and/or curve(s) as an iterated double integral.The parabola 
and the line 
A. 
B. 
C. 
D. 
Mathematics
Convert the given unit of measure to the measure shown.20 kilograms to milligrams
A. 20,000,000 milligrams B. 0.02 milligram C. 2000 milligrams D. 0.2 milligram
Mathematics
Show that AI = IA = A.A = 
What will be an ideal response?
Mathematics