Find the exact value of the real number y.y = arccos 
A. 
B. 
C. - 
D. 
Answer: D
Mathematics
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150 students in a math class take the final exam. The scores on the exam have an approximately normal distribution with mean ? = 65 and standard deviation ? = 10.A score of 50 corresponds to a standardized value of
A. -5. B. 5. C. 1.5. D. -1.5. E. none of these
Mathematics
Determine the end behavior of the graph of the function.
?
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Construct the specified histogram.Construct a histogram for the following set of data on oil rig utilization by type.Oil Rig TypePercentage of Rigs Currently Utilized (Feb. 2004)Jackup86%Semisub74%Drill Ship82%Submersible86%
What will be an ideal response?
Mathematics
Find an equivalent expression with the given denominator.
; 21x
A. 
B. 
C. 
D. 
Mathematics